OpenSSH 5.6 Released into the Wild

Aug 23, 2010

The secure communication solution gets an upgrade.

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Encrypting USB Sticks Protecting your USB sticks with encryption

Jul 01, 2009

How easy is it to lose a USB stick? Why not protect your data just in case the stick falls into unfriendly hands?

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Security Lessons The death of MD5 (and some SSL certificates)

Mar 01, 2009

Researchers set out to compromise MD5 in an effort to convince people to stop using it. We explain how the attack worked and what this means for you.

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Industry Consortium Rivalry over Crypto Standards

Feb 20, 2009

The idea of an industry-wide common cryptography standard is certainly welcome. But self-interest usually precedes usability, so two industry consortiums are now vying over which standards to adopt, one on the side of Sun and the other leaning toward IBM/HP. Then there is an additional player in the Trusted Computing Group.

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Tor Software Down to Zero Bugs

Jan 13, 2009

The Tor Project announces that it has removed all bugs that Coverity Scan had found in its software.

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Charly's Column The sys admin's daily grind: Single-packet authentication

Oct 01, 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.

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Expert Security Intro Staying one step ahead of the intruders

Jun 01, 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.

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Enigmail Encrypting mail in Thunderbird

May 01, 2008

Combining the Enigmail add-on and the GnuPG encryption software gives Thunderbird users a powerful tool for encrypting and signing email.

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