Charly's Column The sys admin's daily grind: Single-packet authenticationSep 30, 2008
Conventional, woodpecker-style port knocking is open to sniffing and brute force knocking attacks. Sending an encrypted packet with an access request to the server is safer and more modern. Learn more about Firewall Knock Operator, a.k.a. Fwknop.more »
Expert Security Intro Staying one step ahead of the intrudersMay 31, 2008
Internet intruders have many ingenious ways of escalating privileges and hiding their presence once they get inside your system. The best protection is to keep them out in the cold.more »
Enigmail Encrypting mail in ThunderbirdApr 30, 2008
Combining the Enigmail add-on and the GnuPG encryption software gives Thunderbird users a powerful tool for encrypting and signing email.more »
Version 2.0.0 of the GnuTLS security database improves access to X.509 certificates and adds RSA with SHA-256/384/512 certificates to the crop of supported crypto approaches.more »
CD Encryption Burning CDs and DVDS with an encrypted filesystemOct 31, 2006
An encrypted hard disk on your server is no help if valuable data on CDs or DVDs falls into the hands of spies. We’ll show you some convenient solutions for encrypting data on removable media.more »
Crypto Tricks Intro Disk-level cryptography in LinuxOct 31, 2006
Today’s computers are fast enough for some very sophisticated cryptography techniques. We’ll show you how to keep your data safe from the prying eyes of snoops and spies.more »
Encrypted Filesystems Shopping for an encrypted filesystemOct 31, 2006
If you’re not a security expert and you're looking for a crypto filesystem, you may be wondering about the alternatives. We took at a look at some popular crypto options for Linux.more »
DM-Crypt/ LUKS Workshop: Encrypting hard disks with DM-Crypt and LUKSOct 31, 2006
Encrypting a home directory is easy. Encrypting your whole hard disk – including the root filesystem – takes a little more effort.more »
Report from the X-Force group says attackers are using TOR to hide their crimes
Future Firefox extensions will be compatible with Chrome.
Better read this if you bought your computer before 2011
Users should upgrade to the new version as soon as possible
Xen project announces a privilege escalation problem for Qemu host systems
Attackers can compromise an Android phone just by sending a text message
PC vendor will pre-install Ubuntu on portables in India.
More embarrassment for Adobe's embattled multimedia tool
Mozilla’s script blocker add-on could be putting malware sites on the whitelist.
The Internet community officially banishes the notoriously unsafe Secure Sockets Layer protocol.