Re: Allow password auth for one user with sftp?

2007-01-15 Thread Hubert Chan
than /etc/passwd, and you can keep the old passwords for imaps. -- Hubert Chan <[EMAIL PROTECTED]> -- Jabber: [EMAIL PROTECTED] PGP/GnuPG key: 1024D/124B61FA http://www.uhoreg.ca/ Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA -- To UNSUBSCRIBE, email to [EMAIL PRO

RE: [OT] Re: email notifications when users login

2006-09-21 Thread Hubert Chan
in on `date`." |\ ... (those are backticks around "date") Run "date --help" to see how to change the date format if you want something different than the default. -- Hubert Chan - email & Jabber: [EMAIL PROTECTED] - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA (Key a

Re: What is a security bug?

2005-11-24 Thread Hubert Chan
emembering state certainly alleviates the problem. But it's not a complete solution. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail

Re: xpdf vulnerability?

2005-03-23 Thread Hubert Chan
On 2005-03-23 04:07:47 -0500 Frank Küster <[EMAIL PROTECTED]> wrote: > Hubert Chan <[EMAIL PROTECTED]> wrote: > >> Is it an int or a size_t (like what malloc uses)? If it is an int, >> then INT_MAX would work as expected. If it's size_t, then you should &

Re: xpdf vulnerability?

2005-03-22 Thread Hubert Chan
you should use SIZE_MAX (defined in stdint.h). -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail preferred.

Re: xpdf vulnerability?

2005-03-18 Thread Hubert Chan
efine a new constant. You can also use INT32_MAX from stdint.h (which, if you're using from C++ code, you'll have to #define __STDC_LIMIT_MACROS before you include stdint.h). -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprin

Re: MD5 collisions found - alternative?

2004-08-24 Thread Hubert Chan
Since every hash is oneway, this renders the term meaningless. So the only useful notion of oneway is that the hash is not easily invertible (i.e. you can't easily find some string that produces a given hash value). -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key:

Re: get notice of sec update if package is on hold

2004-08-24 Thread Hubert Chan
n it won't bother you about wanting to upgrade. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. -- To UNSUBSCRIBE,

Re: apt 0.6 and how it does *not* solve the problem

2004-08-22 Thread Hubert Chan
packages. When you check the signature from the repository, you are checking it against the Debian archive key (which changes periodically). (note: I am not a DD, and I've only been loosely following apt 0.6. But I am a package maintainer.) -- Hubert Chan <[EMAIL PROTECTED]> - http://ww

Re: Bug#257165: udev: input device permissions

2004-07-07 Thread Hubert Chan
pretty trivial. Edit /etc/udev/permissions.d/udev.permissions, locate the "input/*:..." line and change it appropriately, and restart udev. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 1

Re: Hashcash - was re: Spam fights

2004-06-16 Thread Hubert Chan
>>>>> "Daniel" == Daniel Pittman <[EMAIL PROTECTED]> writes: Daniel> On 16 Jun 2004, Hubert Chan wrote: >> SpamAssassin will check for hashcash in the future. Support is >> already present in the development version of SpamAssassin. Daniel>

Re: Hashcash - was re: Spam fights

2004-06-16 Thread Hubert Chan
>>>>> "Daniel" == Daniel Pittman <[EMAIL PROTECTED]> writes: Daniel> On 16 Jun 2004, Hubert Chan wrote: >> SpamAssassin will check for hashcash in the future. Support is >> already present in the development version of SpamAssassin. Daniel>

Re: Hashcash - was re: Spam fights

2004-06-16 Thread Hubert Chan
sh, the hashcash token uses the recipient's address, as well as a date. The recipient can keep a database of received tokens to make sure that the same token isn't used twice. Old tokens can be expired, since the token contains the date too. -- Hubert Chan <[EMAIL PROTECTED]> -

Re: Hashcash - was re: Spam fights

2004-06-16 Thread Hubert Chan
ures anyway... Although eating up gobs of CPU will probably be more easily noticed than just sending out lots of traffic. Then again, some users are pretty clueless... (P.S. I'm the hashcash package maintainer.) -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG

Re: Hashcash - was re: Spam fights

2004-06-15 Thread Hubert Chan
sh, the hashcash token uses the recipient's address, as well as a date. The recipient can keep a database of received tokens to make sure that the same token isn't used twice. Old tokens can be expired, since the token contains the date too. -- Hubert Chan <[EMAIL PROTECTED]> -

Re: Hashcash - was re: Spam fights

2004-06-15 Thread Hubert Chan
ures anyway... Although eating up gobs of CPU will probably be more easily noticed than just sending out lots of traffic. Then again, some users are pretty clueless... (P.S. I'm the hashcash package maintainer.) -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG

Re: USB Stick, GPG and CryptoFS in a startup script

2004-04-28 Thread Hubert Chan
annot open '/dev/tty' : Clemens> no such device or address Error: Password must be at least 20 Clemens> characters Have you tried adding the --no-tty option to gpg? -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5

Re: USB Stick, GPG and CryptoFS in a startup script

2004-04-28 Thread Hubert Chan
annot open '/dev/tty' : Clemens> no such device or address Error: Password must be at least 20 Clemens> characters Have you tried adding the --no-tty option to gpg? -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5

Re: 2.6.1 CryptoAPI woes

2004-01-20 Thread Hubert Chan
>>>>> "Hubert" == Hubert Chan <[EMAIL PROTECTED]> writes: replying to self... [...] Hubert> The comment has nothing to do with whether or not your encrypted Hubert> filesystem is a journaling filesystem with or without Hubert> data=ordered. ... Hmmm.

Re: 2.6.1 CryptoAPI woes

2004-01-20 Thread Hubert Chan
kernel version. Apply the patches in order. (Patches for 2.6.x are currently experimental.) These patches should get merged into mainline sometime ... soon. (For some value of "soon".) You'll also have to add a "data=ordered" or "data=journal" mount option. (d

Re: 2.6.1 CryptoAPI woes

2004-01-20 Thread Hubert Chan
>>>>> "Hubert" == Hubert Chan <[EMAIL PROTECTED]> writes: replying to self... [...] Hubert> The comment has nothing to do with whether or not your encrypted Hubert> filesystem is a journaling filesystem with or without Hubert> data=ordered. ... Hmmm.

Re: 2.6.1 CryptoAPI woes

2004-01-20 Thread Hubert Chan
kernel version. Apply the patches in order. (Patches for 2.6.x are currently experimental.) These patches should get merged into mainline sometime ... soon. (For some value of "soon".) You'll also have to add a "data=ordered" or "data=journal" mount option. (d

Re: tiger: howto manage flood of `deleted files' alerts ???

2004-01-09 Thread Hubert Chan
remove 'check_finddeleted' from /etc/tiger/cronrc. Thanks. That seems highly, uhm..., unintuitive, though. A note in tigerrc might help. (Or is it possible to change the behaviour so that tigerrc can disable a check? e.g. by having check_... load tigerrc?) -- Hubert Chan <

Re: tiger: howto manage flood of `deleted files' alerts ???

2004-01-09 Thread Hubert Chan
remove 'check_finddeleted' from /etc/tiger/cronrc. Thanks. That seems highly, uhm..., unintuitive, though. A note in tigerrc might help. (Or is it possible to change the behaviour so that tigerrc can disable a check? e.g. by having check_... load tigerrc?) -- Hubert Chan <

Re: tiger: howto manage flood of `deleted files' alerts ???

2004-01-08 Thread Hubert Chan
Is there any way of turning off this check? I have Tiger_Check_DELETED=N in my /etc/tiger/tigerrc, but that seems to not have any effect. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61

Re: tiger: howto manage flood of `deleted files' alerts ???

2004-01-08 Thread Hubert Chan
Is there any way of turning off this check? I have Tiger_Check_DELETED=N in my /etc/tiger/tigerrc, but that seems to not have any effect. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61

Re: Strongest linux - kernel patches

2003-07-03 Thread Hubert Chan
other patches. http://sourceforge.net/projects/wolk -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. pgpBWkC4FEEwL.pgp Description: PGP signature

Re: Strongest linux - kernel patches

2003-07-03 Thread Hubert Chan
other patches. http://sourceforge.net/projects/wolk -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. pgp0.pgp Description: PGP signature

Re: kernel-source 2.4.20 + grsecurity + freeswan

2003-06-06 Thread Hubert Chan
atches and kernel sources I got from the sid repository maybe about a month ago. I would imagine that there shouldn't be much of an issue using the patches and kernel sources from sid on a stable box. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B

Re: kernel-source 2.4.20 + grsecurity + freeswan

2003-06-05 Thread Hubert Chan
atches and kernel sources I got from the sid repository maybe about a month ago. I would imagine that there shouldn't be much of an issue using the patches and kernel sources from sid on a stable box. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B

Re: kernel+grsecurity

2003-05-19 Thread Hubert Chan
fferent parts of the kernel, so if you plan on applying other patches as well, you may have to do a bit of patching by hand. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key avai

Re: Could sudo be an security issue?

2003-05-14 Thread Hubert Chan
ntication, so you can use one of the PAM modules (e.g. libpam-pwdfile or libpam-dotfile which is in unstable, but AFAIK not in stable) and set it up so that everyone can have different passwords for sudo. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61

Re: Question on debsig-verify

2003-03-11 Thread Hubert Chan
an packages are not signed, which is why debsig-verify fails. Dale> So what have I neglected in my chroot environment? Perhaps in your non-chroot environment, you have debsig-verify turned off in /etc/dpkg/dpkg.cfg ("no-debsig" option). -- Hubert Chan <[EMAIL PROTECTED]> - http:

Re: Question on debsig-verify

2003-03-11 Thread Hubert Chan
an packages are not signed, which is why debsig-verify fails. Dale> So what have I neglected in my chroot environment? Perhaps in your non-chroot environment, you have debsig-verify turned off in /etc/dpkg/dpkg.cfg ("no-debsig" option). -- Hubert Chan <[EMAIL PROTECTED]> - http:

Re: Peace is not off topic

2003-03-11 Thread Hubert Chan
internet, Thomas> they can pray all day long... To add some Debian into this discussion, such licenses are not DFSG free. (Of course, this is still off topic since it's a d-legal issue, and not d-security.) -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key:

Re: Peace is not off topic

2003-03-11 Thread Hubert Chan
internet, Thomas> they can pray all day long... To add some Debian into this discussion, such licenses are not DFSG free. (Of course, this is still off topic since it's a d-legal issue, and not d-security.) -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key:

Re: [work] Integrity of Debian packages

2003-03-07 Thread Hubert Chan
ctivity? Oh my goodness! I just realized that "reality" is just a computer program that taps right into my brain. Everything's just an illusion, and the TLAs can read my thoughts! Ah! ... Aah, paranoid delusions are so much fun. P.S. This message is GPG signed, so that you can v

Re: [work] Integrity of Debian packages

2003-03-07 Thread Hubert Chan
ctivity? Oh my goodness! I just realized that "reality" is just a computer program that taps right into my brain. Everything's just an illusion, and the TLAs can read my thoughts! Ah! ... Aah, paranoid delusions are so much fun. P.S. This message is GPG signed, so that you can v

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
BTW, I've also grepped through the cryptoapi and cryptoloop sources, and they seem to be only allocating memory at initialization and in the digest functions too (which would be expected). Yay! I guess I'll be setting up encrypted swap soon! :-) Thanks -- Hubert Chan <[EMAI

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
x27;t mind clarifying something for me, what is the relationship between patch-int, and cryptoapi and cryptoloop? -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key avail

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
BTW, I've also grepped through the cryptoapi and cryptoloop sources, and they seem to be only allocating memory at initialization and in the digest functions too (which would be expected). Yay! I guess I'll be setting up encrypted swap soon! :-) Thanks -- Hubert Chan <[EMAI

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
ease let me know. Things to the effect of "it works for me" don't count, since the issue doesn't seem to be terribly likely to occur. Since you have asked me not to spread FUD without referring to facts, I would ask that you return the same courtesy and not call someone on spre

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
x27;t mind clarifying something for me, what is the relationship between patch-int, and cryptoapi and cryptoloop? -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwke

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
ease let me know. Things to the effect of "it works for me" don't count, since the issue doesn't seem to be terribly likely to occur. Since you have asked me not to spread FUD without referring to facts, I would ask that you return the same courtesy and not call someone on spre

Re: Cryptoswap -- was Re: raw disk access

2003-01-14 Thread Hubert Chan
allocate new memory. Otherwise, it may cause some swapping, which makes you do encryption, which may allocate new memory, ad infinitum. loop-AES takes care of that explicitly, by preallocating memory, but I don't think cryptoapi/cryptoloop does, so you may be taking your chances with it. -- H

Re: Cryptoswap -- was Re: raw disk access

2003-01-14 Thread Hubert Chan
allocate new memory. Otherwise, it may cause some swapping, which makes you do encryption, which may allocate new memory, ad infinitum. loop-AES takes care of that explicitly, by preallocating memory, but I don't think cryptoapi/cryptoloop does, so you may be taking your chances with it. -- H

Re: scrollkeeper loading external (online) DTD

2003-01-09 Thread Hubert Chan
ommends" rather than "Depends". AFAIK, if docbook-xml is installed, scrollkeeper will use the local copy, rather than fetching it over the network. (If not, this should be another wishlist bug.) (Hmm. On my system (sid), scrollkeeper already depends on docbook-xml.) -- Hubert

Re: scrollkeeper loading external (online) DTD

2003-01-09 Thread Hubert Chan
ommends" rather than "Depends". AFAIK, if docbook-xml is installed, scrollkeeper will use the local copy, rather than fetching it over the network. (If not, this should be another wishlist bug.) (Hmm. On my system (sid), scrollkeeper already depends on docbook-xml.) -- Hubert

Re: SSH

2002-12-19 Thread Hubert Chan
tions will have the problem), that is not present in SSH2. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. pgpg5kjyBHRCH.pgp Description: PGP signature

Re: SSH

2002-12-19 Thread Hubert Chan
tions will have the problem), that is not present in SSH2. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. msg08273/pgp0.pgp Description: PGP signature

Re: test of non-subscribed user

2002-12-02 Thread Hubert Chan
ther list. Others might use a mail<->news gateway such as news.gmane.org, so they are not directly subscribed to the mailing list. Many people also have multiple email addresses, and the address which they post with might not be the same address which they have subscribed. (I don't ev

Re: test of non-subscribed user

2002-12-02 Thread Hubert Chan
ther list. Others might use a mail<->news gateway such as news.gmane.org, so they are not directly subscribed to the mailing list. Many people also have multiple email addresses, and the address which they post with might not be the same address which they have subscribed. (I don't ev

Re: tiger templates

2002-10-24 Thread Hubert Chan
ed everytime. It goes in /var/log/tiger/check_accounts.out.template. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. pgpBpYNv2Lro8.pgp Description: PGP signature

Re: tiger templates

2002-10-24 Thread Hubert Chan
ed everytime. It goes in /var/log/tiger/check_accounts.out.template. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. msg07504/pgp0.pgp Description: PGP signature

Re: Converting Users from Solaris to (Debian-)Linux

2002-08-30 Thread Hubert Chan
added to the password when it gets hashed. This is done to make dictionary attacks a bit harder (i.e. you can't just generate a list of words + their hashes). -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1F

Re: Problem with logcheck

2002-08-08 Thread Hubert Chan
re, but I found that /var/log contained many old log files, with a ".0" extension, which I believe got there when changing system loggers, causing logrotate's configuration to change. After deleting those (note: not all .0 files are bad; check the date), everything worked fine. --

Re: dselect / apt-get and packages

2002-07-08 Thread Hubert Chan
mplain if a signature wouldn't be valid Marcel> or missing? see the debsig-verify package. However, I don't think that most of the packages are signed, and even then, you need to trust your gpg keys. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024

Re: CERT Advisory CA-2002-19 Buffer Overflow in Multiple DNS Resolver Libraries

2002-07-01 Thread Hubert Chan
s the libc from BSD-based systems, which is different from Linux's glibc, I believe. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7 5291 AF29 C719 124B 61FA Key available at wwwkeys.pgp.net. Encrypted e-m

Re: security.debian.org is down

2002-06-25 Thread Hubert Chan
blem. I'm in Hong Kong and it Jonas> is the same to me: Jonas> Err ftp://security.debian.org woody/updates/main Packages Could Jonas> not connect to security.debian.org:21 (130.89.175.34), connection Jonas> timed out I can ping it, and I just did an apt-get update which connected

Re: frequent mail signing => is there a GPG agent?

2002-06-08 Thread Hubert Chan
ver wwwkeys.pgp.net (or whatever keyserver you use), gpg will automagically (attempt to) fetch keys which it does not already have when you try to check a signature. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1

Re: secure file transfer (again)

2002-06-07 Thread Hubert Chan
i programs, they Alf> wouldn't like having to use cli. Never overestimate your users. ;) http://www.i-tree.org/ixplorer.htm A GUI frontend to pscp. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5F74 A5F7 1FF7

Re: Uh-oh. Cracked allready. I think...

2002-05-23 Thread Hubert Chan
see http://www.gnupg.org >> iD8DBQE87QV/lE/Gp2pqC7wRAnOwAKClkxaNInxG+/59Z+67CmyY6vzJyQCgmHl5 >> dXGHMoenwxKHE2bQZQWI308= =VSU4 -END PGP SIGNATURE- John> Oh, and you'll want to revoke your PGP key if it was on this box, John> as you can't trust your PGP keys anymo

Re: Uh-oh. Cracked allready. I think...

2002-05-23 Thread Hubert Chan
see http://www.gnupg.org >> iD8DBQE87QV/lE/Gp2pqC7wRAnOwAKClkxaNInxG+/59Z+67CmyY6vzJyQCgmHl5 >> dXGHMoenwxKHE2bQZQWI308= =VSU4 -END PGP SIGNATURE- John> Oh, and you'll want to revoke your PGP key if it was on this box, John> as you can't trust your PGP keys anymo

Re: Secure/hardened/minimal Debian (or "Why is the base system the way it is?")

2002-05-20 Thread Hubert Chan
to check out partimage. There's even a Debian package for it. Although it doesn't seem to support ext3 either, at least according to the package description. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5

Re: Secure/hardened/minimal Debian (or "Why is the base system theway it is?")

2002-05-19 Thread Hubert Chan
nt to check out partimage. There's even a Debian package for it. Although it doesn't seem to support ext3 either, at least according to the package description. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.uhoreg.ca/ PGP/GnuPG key: 1024D/124B61FA Fingerprint: 96C5 012F 5

Re: restricting outbound access?

2002-05-15 Thread Hubert Chan
It actually works the other way around -- you add users that you don't want to have outbound access to a special group -- but you get the same effect. It also allows you to stop users from creating processes that listen on network ports too, which you probably would want to have too. -- Hube

Re: restricting outbound access?

2002-05-15 Thread Hubert Chan
It actually works the other way around -- you add users that you don't want to have outbound access to a special group -- but you get the same effect. It also allows you to stop users from creating processes that listen on network ports too, which you probably would want to have too. -- Hube

kernel patches - lsm vs. grsecurity

2002-05-10 Thread Hubert Chan
chine yesterday, and it seems pretty interesting, but I haven't done any extensive testing on it. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available at

kernel patches - lsm vs. grsecurity

2002-05-10 Thread Hubert Chan
chine yesterday, and it seems pretty interesting, but I haven't done any extensive testing on it. -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available at

Re: RSA not an easy crack

2002-04-26 Thread Hubert Chan
oesn't help. Whether or not the digital signature on this message has been forged is up to you to guess. ;-) - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key availab

Re: RSA not an easy crack

2002-04-26 Thread Hubert Chan
oesn't help. Whether or not the digital signature on this message has been forged is up to you to guess. ;-) - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key availab

Re: Iptables config

2002-04-14 Thread Hubert Chan
different port.) You may also want to accept incoming icmp packets: iptables -A INPUT -p icmp -j ACCEPT - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available a

Re: Iptables config

2002-04-13 Thread Hubert Chan
over a different port.) You may also want to accept incoming icmp packets: iptables -A INPUT -p icmp -j ACCEPT - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available a

Re: cups security summary

2002-04-12 Thread Hubert Chan
P replies) - whatever ports you want open to the public - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. -BEG

Re: cups security summary

2002-04-11 Thread Hubert Chan
P replies) - whatever ports you want open to the public - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available at wwwkeys.pgp.net. Encrypted e-mail preferred. -BEG

Re: cups security

2002-04-11 Thread Hubert Chan
t; printer stream tcp nowait lp /usr/lib/cups/daemon/cups-lpd Luis> cups-lpd (actually i'm not sure whether this corresponds to cups Luis> or to lpr) That would be CUPS's lpr compatability daemon. If you don't have other hosts needing to use your computer to print, you can just

Re: cups security

2002-04-11 Thread Hubert Chan
cups/cupsd.conf, and replace the line "Port 631" with "Listen 127.0.0.1:631". Also, if you're paranoid, set up a firewall too. Even if you don't have any extra ports open right now, a firewall can save you if you accidentally misconfigure something (or if a trojan gets in

Re: cups security

2002-04-11 Thread Hubert Chan
t; printer stream tcp nowait lp /usr/lib/cups/daemon/cups-lpd Luis> cups-lpd (actually i'm not sure whether this corresponds to cups Luis> or to lpr) That would be CUPS's lpr compatability daemon. If you don't have other hosts needing to use your computer to print, you

Re: /etc/passwd->shell

2002-01-12 Thread Hubert Chan
(But then, I think that "linux init=/bin/sh" will always work, so it may be fine to give root a dummy shell. Again, I've never tried this, so you're on your own.) - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Finge

Re: /etc/passwd->shell

2002-01-12 Thread Hubert Chan
(But then, I think that "linux init=/bin/sh" will always work, so it may be fine to give root a dummy shell. Again, I've never tried this, so you're on your own.) - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Finge

Re: /etc/passwd->shell

2002-01-11 Thread Hubert Chan
don't know what the sync user is for, though, so I don't know if you can set it to /bin/false. /bin/sync looks like it was put there for a reason. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2

Re: /etc/passwd->shell

2002-01-11 Thread Hubert Chan
I don't know what the sync user is for, though, so I don't know if you can set it to /bin/false. /bin/sync looks like it was put there for a reason. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2

Re: More security for screensavers

2002-01-08 Thread Hubert Chan
ck on Preferences from the popup menu -- this will run xscreensaver-demo. Does anyone know if xscreensaver-demo on Potato have an option like that? (BTW, Sid has version 3.34-1 of xscreensaver.) - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024

Re: More security for screensavers

2002-01-08 Thread Hubert Chan
d click on Preferences from the popup menu -- this will run xscreensaver-demo. Does anyone know if xscreensaver-demo on Potato have an option like that? (BTW, Sid has version 3.34-1 of xscreensaver.) - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key:

Re: problems with ssh

2002-01-07 Thread Hubert Chan
orized_keys (i.e. authorized_keys is a file -- not a directory) - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available at wwwkeys.pgp.net. Encrypted e-mail pre

Re: problems with ssh

2002-01-07 Thread Hubert Chan
.ssh/authorized_keys (i.e. authorized_keys is a file -- not a directory) - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available at wwwkeys.pgp.net. Encrypted e-ma

Re: Problem with IPTables

2001-12-17 Thread Hubert Chan
eff> get is "iptables: No chain/target/match by that name". Any ideas? Jeff> Here is my script below. Did you compile state-based filtering into the kernel? It might be called connection tracking, or something like that. - -- Hubert Chan <[EMAIL PROTECTED]> - http://ww

Re: Problem with IPTables

2001-12-17 Thread Hubert Chan
I Jeff> get is "iptables: No chain/target/match by that name". Any ideas? Jeff> Here is my script below. Did you compile state-based filtering into the kernel? It might be called connection tracking, or something like that. - -- Hubert Chan <[EMAIL PROTECTED]> - http://ww

Re: Can a daemon listen only on some interfaces?

2001-12-08 Thread Hubert Chan
bottom of /etc/X11/gdm/gdm.conf. For other ?dm's, I don't know, since I don't use them, but probably somewhere in /etc/X11 is a file that you want to edit. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint:

Re: Can a daemon listen only on some interfaces?

2001-12-08 Thread Hubert Chan
bottom of /etc/X11/gdm/gdm.conf. For other ?dm's, I don't know, since I don't use them, but probably somewhere in /etc/X11 is a file that you want to edit. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint:

Re: rogue Chinese crawler

2001-11-24 Thread Hubert Chan
ost contains ONLY Internet Network Information: Networks, ASN's, and related POC's. Please use the whois server at rs.internic.net for DOMAIN related Information and whois.nic.mil for NIPRNET Information. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/

Re: rogue Chinese crawler

2001-11-23 Thread Hubert Chan
ost contains ONLY Internet Network Information: Networks, ASN's, and related POC's. Please use the whois server at rs.internic.net for DOMAIN related Information and whois.nic.mil for NIPRNET Information. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/

Re: TREAT URGENT

2001-10-16 Thread Hubert Chan
>>>>> "Dansuki" == Dansuki Ahmed <[EMAIL PROTECTED]> writes: [...] Dansuki> I am prepared to invest 20m pounds sterling in your company if ^^^ [...] Woohoo! 20 milli-pounds! I'll be rich! -- Hubert Chan <[EM

Re: TREAT URGENT

2001-10-16 Thread Hubert Chan
>>>>> "Dansuki" == Dansuki Ahmed <[EMAIL PROTECTED]> writes: [...] Dansuki> I am prepared to invest 20m pounds sterling in your company if ^^^ [...] Woohoo! 20 milli-pounds! I'll be rich! -- Hubert Chan <[EM

Re: password expire and sshd doesn't allow ppl to change it

2001-09-22 Thread Hubert Chan
, this is all assuming that you have the appropriate source lines in your sources.list file. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available at wwwkeys.pgp.net.

Re: password expire and sshd doesn't allow ppl to change it

2001-09-22 Thread Hubert Chan
, this is all assuming that you have the appropriate source lines in your sources.list file. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD 6F2C 6518 54DF 71FD A37F Key available at wwwkeys.pgp.net.

Re: GPG fingerprints

2001-09-17 Thread Hubert Chan
king of which, is there anyone in the Waterloo (Canada) region who wants to sign my key? My key currently has 0 signatures (other than my self-sig).) -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD

Re: GPG fingerprints

2001-09-17 Thread Hubert Chan
king of which, is there anyone in the Waterloo (Canada) region who wants to sign my key? My key currently has 0 signatures (other than my self-sig).) -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertchan/ PGP/GnuPG key: 1024D/71FDA37F Fingerprint: 6CC5 822D 2E55 494C 81DD

Re: Sniffing SSH and HTTPS

2001-08-29 Thread Hubert Chan
click on "Yes" when asked to accept a key that has Michael> changed (or type in "yes" when asked a similar question by Michael> SSH.) Yup. The biggest security hole is social engineering. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertcha

Re: Sniffing SSH and HTTPS

2001-08-29 Thread Hubert Chan
click on "Yes" when asked to accept a key that has Michael> changed (or type in "yes" when asked a similar question by Michael> SSH.) Yup. The biggest security hole is social engineering. - -- Hubert Chan <[EMAIL PROTECTED]> - http://www.geocities.com/hubertcha

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