Advanced Web Statistics (AWStats) is a free powerful Web server logfile analyzer (Perl script) that shows you all your Web statistics including visits, unique visitors, pages, hits, rush hours, search engines, keywords used to find your site, robots, broken links, and more. It works with both IIS
... [More] 5.0+ and Apache Web server log files as a CGI and/or from the command line. It also supports multiple languages including English, French, Dutch, Spanish, Italian, German, Polish, and Greek. [Less]
Fail2ban scans log files like /var/log/pwdfail or /var/log/apache/error_log and bans IP that makes too many password failures. It updates firewall rules to reject the IP address.
logstash is a tool for managing events and logs. You can use it to collect logs, parse them, and store them for later use (like, for searching). Speaking of searching, logstash comes with a web interface for searching and drilling into all of your logs.
It is fully free and fully open source. The
... [More] license is Apache 2.0, meaning you are pretty much free to use it however you want in whatever way. [Less]
DenyHosts is a script intended to be run by Linux system administrators to help thwart SSH server attacks (also known as dictionary based attacks and brute force attacks).
If you've ever looked at your ssh log (/var/log/secure on Redhat, /var/log/auth.log on Mandrake, etc...) you may be alarmed
... [More] to see how many hackers attempted to gain access to your server. Hopefully, none of them were successful (but then again, how would you know?). Wouldn't it be better to automatically prevent that attacker from continuing to gain entry into your system?
DenyHosts attempts to address the above... and more. [Less]
Sentry is a realtime event logging and aggregation platform. It specializes in monitoring errors and extracting all the information needed to do a proper post-mortem without any of the hassle of the standard user feedback loop.
Octopussy is a solution to manage your logs (also frequently called a SIM/SEM/SIEM Solution). Basically, it stores your logs, produces reports, and raises alerts.
SARG - Squid Analysis Report Generator is a tool that allow you to view "where" your users are going to on the Internet. Sarg generate HTML reports, with informations about users, IP Addresses, bytes, sites and times.
sshguard protects hosts from brute force attacks. It supports IPv6, whitelists and log authentication, interfaces with all the major firewalling systems, has a remarkably clever log analyzer, and is independent, fast and lightweight as it's written in C
glogg is a multi-platform GUI application that helps to browse and search through long or complex log files. It is designed with programmers and system administrators in mind. glogg can be seen as a graphical, interactive combination of grep and less.
Timeplotters are command-line tools for visualizing temporal data, especially useful for visualizing data from ad-hoc program logs to help you spot patterns and anomalies that you would not spot otherwise (by just watching how the program works, or by looking at the logs with the naked eye).
... [More]
Visualization can provide huge insight into the program behavior, help you find complex bottlenecks and give you a lot of “aha!” moments. It’s also fun.
The tools have been specifically designed for working with program logs: the input format is tailored to event types typically seen in program logs and the visualization methods are tailored to the questions typically asked about program performance (e.g. distribution of activity durations). [Less]
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