The Sleuth Kit and Autopsy Browser. Both are open source digital investigation tools (a.k.a. digital forensic tools) that run on Unix systems (such as Linux, OS X, FreeBSD, OpenBSD, and Solaris). They can be used to analyze NTFS, FAT, Ext2, Ext3, UFS1, and UFS2 file systems and several volume system types.
Integritätstest für Datenträger, vor allem zur Erkennung manipulierter USB-Sticks (siehe auch c't 1/08, S. 24). Seit Ende 2007 werden 1-GByte-Sticks manipuliert und als 2- oder 4-GByte-Versionen verkauft; das Tool klärt die Sachlage sofort.
What is Snort?
Snort® is an open source network intrusion prevention and detection system utilizing a rule-driven language, which combines the benefits of signature, protocol and anomaly based inspection methods. With millions of downloads to date, Snort is the most widely deployed intrusion detection and prevention technology worldwide and has become the de facto standard for the industry.