“This week, a few interesting firewall articles were released.
“A Problem with Firewalls & Firewall Technology,” “Installing a
firewall,” and “Linux firewall survey, Part 1: Open source product
roundup.” If you haven’t yet built a firewall for your network, or
looking to harden your existing setup, these articles may prove to
be helpful.”
“The documentation for LIDS (Linux Intrusion Detection System)
has been updated. If you are unfamiliar with LIDS, it is a patch
and set of administration tools used to enhance a systems
security….”
“This week, advisories were released for mod_rewrite,
mod_php3, tmpwatch, traceroute, boa, esound, usermode, gnorpm,
openssh, apache, and cfengine. The vendors include Caldera,
Conectiva, Debian, FreeBSD, Immunix, LinuxPPC, Mandrake, SuSE, and
Trustix. It is critical that you update all vulnerable packages
to reduce the risk of being compromised.“