Charly's Column The sys admin’s daily grind: WebCalendarJun 20, 2008
Users log on to services such as SSH, ftp, SASL, POP3, IMAP, Apache htaccess, and many more using their names and passwords. These popular access mechanisms are a potential target for brute-force attacks. An attentive bouncer will keep dictionary attacks at bay.more »
Single-Packet Port Knocking Remote access security with single-packet port knockingMay 31, 2008
If you are looking for an extra layer of remote access security, try single-packet port knocking.more »
Access Control Lists Working with Access Control ListsMay 31, 2008
The ancient Linux permission system is often insufficient for complex production environments. Access Control Lists offer a flexible alternative.more »
SE Linux Mandatory Access Control (MAC) with SELinuxMay 31, 2008
SELinux provides a safer system through the powerful concept of mandatory access controls.more »
Sshutout and Fail2ban Fighting dictionary attacks with Sshutout and Fail2banMay 31, 2008
Services that require a username and password for login are potential targets for dictionary attacks. Sshutout and Fail2ban introduce time penalties for invalid attempts.more »
The GnuTLS project has published two bugfix releases to close several vulnerabilities and resolve an error capable of interrupting connections.more »
The security and quality of Open Source software just keeps on improving, as code analysis by Coverity reveals.more »
Red Hat's David Airlie reports in his blog that a simple hack allowed him to develop an X server without root privileges in the course of just one afternoon.more »
Upcoming switch to HTML5-only ads is further evidence the Flash is entering its final days.
US government invests $19 billion on enhancing security and replacing ancient computer systems.
But you can still be a non-voting “individual supporter” if you pay the money
Several current systems could fall victim to the attack
Latest Linux engine comes with better graphics and support for Intel's new power-saving chips.
Hackers send a message of beauty and liberation to server logs
Citrix gets excited about new Pi-Powered XenDesktop client system
Linux on Azure cert heralds a new era for Redmond.
Proposals for presentations at the CeBIT Open Source Forum will be accepted through 24 January 2016.
Adobe looks for a new start; renames its embattled Flash tool.