On Mon, Mar 24, 2014 at 1:37 PM, Konstantin Kolinko
<knst.koli...@gmail.com>wrote:

> 2014-03-25 0:24 GMT+04:00 Akash Jain <akash.delh...@gmail.com>:
> > Yes, it uses LinkedHashMap internally which is not thread safe.
> >
> http://tomcat.10.x6.nabble.com/CsrfPreventionFilter-LRU-cache-td2113069.html
> >
>
> A 3 years old thread?
>
> The rules here:
> http://tomcat.apache.org/lists.html#tomcat-users
>
> -> 1. your version = ?
> -> 6. don't top-post.
>
> Version used is 7.0.52 ..its old thread but I want to know if Tomcat's
inbuilt CSRF filter is thread safe or not ? As there are other CSRF
protection mechanism like spring security's , so if tomcat is good then we
need not consider other options.

The source code is available (both downloadable and online from svn).
> All necessary syncs are there.
>
>
> http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/filters/CsrfPreventionFilter.java?annotate=1148471&diff_format=l#l313
>
> So you are saying its thread safe as per the diff ?


> Best regards,
> Konstantin Kolinko
>
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