Log File Analyzers
AWStats generates graphs based on all kinds of log file information, including advanced web, streaming, ftp, or mail server statistics. Note: The site works best when viewed with Firefox. Operating System: Windows, Linux, Unix, BSD.
Wondering what your Netfilter-based firewall has been doing all day? This app helps you make sense of all the data tracked by your logs. Operating System: Linux.
49. Bastille Linux
With a dual goal of hardening systems and educating users about security, Bastille Linux provides information about various topics, asks users related questions, and then builds security policies based on the answers. In assessment mode, it provides a report showing how Bastille has helped improve the security of the system. Operating System: Linux, Unix, Mac OS X.
Motion is a software-based motion detector. It monitors video feeds from one or more cameras and sends an alert when the picture changes. Operating System: Linux.
Worried about your MacBook getting stolen? When iAlertU senses sudden motion, it sets off an alarm, and it even takes a picture of the thief and e-mails it to you. Operating System: Mac OS X.
52. Angry IP Scanner
This very fast IP address and port scanner pings IP addresses and provides a variety of optional data about each address. Numerous plug-ins are available to extend its capabilities, and if you can write Java code, it's easy to write extensions of your own to find exactly the information you need to monitor and manage your network. Operating System: Windows, Linux, Mac OS X.
This Windows-only network monitoring tool provides information on OS, users, groups, shares, SIDs, transports, sessions, services, service pack and hotfix level, date and time, disks, and open ports. Operating System: Windows.
Written in C, Knocker is a simple, easy-to-use TCP security port scanner. Operating System: Windows, Linux, Unix, FreeBSD.
55. AIM Sniff
Want to find out how much time employees are wasting with instant messaging? AIM monitors and archives AOL and MSN instant messages across your network. Operating System: Linux, FreeBSD, OS X.
Network Security Analysis Tool, or NSAT, scans your network for a host of security vulnerabilities. It's easy to configure NSAT to do just what you want, providing maximum flexibility. Operating System: Linux, Unix, FreeBSD, OS X.
The SniffDet remote sniffer detection tool and library monitors your network and alerts you to any machines running in promiscuous mode or with a sniffer. It includes the ICMP test, ARP test; DNS test; LATENCY test, and more. Operating System: Linux.
Short for "Simple Event Correlator," SEC applies rules to application data to determine if particular events have occurred and to take pre-determined actions as a result. It's particularly helpful for network management, system monitoring, data security, intrusion detection, and log file monitoring and analysis. Operating System: OS Independent.
This network infrastructure parser analyzes configuration data from network devices and creates an easy-to-understand report. Supported device manufacturers include Cisco, Nokia, Juniper, CheckPoint, and Nortel. Operating System: Windows, Linux, Unix, BSD, Mac OS X.