Dear Simon, In message <capnjgz359pn2di57u2gqv5thojaytmyxpkfz02hamqxvmda...@mail.gmail.com> you wrote: > > > Please correct me if I'm wrong - but while this can protect against > > software attacks, it cannot protect your system when someone has > > physical access, say with a JTAG debugger, correct? > > That's correct - they could in that case just change the software in > memory after it has loaded, perhaps involving some timing skill.
Or, even simpler, just halt the system and load aand run a version of U-Boot without any security restictions^H^H^H^H^H^H^Hfeatures. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de If it happens once, it's a bug. If it happens twice, it's a feature. If it happens more than twice, it's a design philosophy. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot