Detecting Intruders Intro Looking for signs of a network attackMar 31, 2007
If you think your systems are too obscure for an attacker to worry about, think again. Today’s intruders are happy for any victim.more »
Blocking Spam Intro Facing down the masterminds of unsolicited Internet mailFeb 28, 2007
Spammers charge real money for their dubious services, and hundreds of advertisers are willing to pay. We’ll show you some innovative techniques for controlling and containing spam, including strategies for slowing down spam bots, keeping spammers from getting your address, and separating spam from legitimate email.more »
Commercial Mail Servers Testing the Axigen, Kerio, and Merak commercial mail serversNov 30, 2006
They run on Red Hat Enterprise Linux, cost money, and juggle email messages: these three commercial mail servers aim to convince admins they are worth the price.more »
Charly's Column The Sysadmin’s Daily Grind: ZsyncOct 31, 2006
Zsync handles a special case: large volume download files that change frequently but not drastically. Charly shows how this handy file fetcher can save you time and bandwidth.more »
BOINC Building distributed applications with BOINCSep 30, 2006
Grid computing lets little PCs work on big problems. You can use the grid system of the famous SETI@home project to build your own grid computing solutions.more »
Debian Hotplug Extending hotplug on Debian, SLES 9, and RHAS 4Sep 30, 2006
Debian hotplug is designed for little more than loading drivers and configuring devices. The collection of scripts discussed in this article helps Linux to respond when a network cable is plugged in or when a cellphone is in the vicinity. Read on for more on how to define custom hotplug events.more »
VMware bids for a stake in the container industry with a bold effort to integrate containers with its classic virtualization system.
3ROS attack tool lowers the technical bar so anyone can be an intruder.
Mozilla's latest browser offers powerful new privacy feature
If attackers are on your system, saving your passwords in a password vault is no protection.
Faulty hash algorithm persists, despite efforts by experts to raise awareness.
Powerful man-in-the-middle attack is now targeting online shopping.
Another high-profile coder says the kernel team needs a kinder, gentler culture.
Bug database has a bug of its own that could allow an intruder to create an unauthorized account.
Report focuses federal resources on achieving universal Internet access.
Leading browser makers say “no” to porous encryption algorithm