Exim4u is a PHP based web management portal for the Exim mail daemon. This is a great utility for anyone using the Exim e-mail daemon as it allows for ease of account administration by both site owners and account holders. The software has been around for many years now and, Read more…
One thing has remained consistent over the past several years with respect to passwords: insecurity. Statistically, they're liable to be guessed, stolen, or cracked, sometimes with shocking speed. The advent of what could be termed as digital cryptographic dictionaries like rainbow tables and other tools, like hashcat, have made passwords less Read more…
FindMyHash is a great utility for checking hashes across various sites for pre-determined hash values, accepting both single hashes and hash files with support for a large variety of hash types (MD4, MD5, SHA1, SHA256, RMD160, LM, NTLM, MYSQL, CISCO7 or JUNIPER). Unfortunately, the native tool doesn't currently offer the Read more…
I needed to create a user, grant them super user sudo privileges, update user account passwords and expire them across a number of different servers so that the actual user could log in and be forced to change their password to a (hopefully) secure one after I was complete. Initially, Read more…
Installation Time: 1.25 hrs Troubleshooting Time: 2.30 hrs So I undertook the task of installing OpenNebula today because I thought I'd explore what features and functionality it could bring to my virtual environment. While I did not setup my environment with this in mind (probably a very important thing), I Read more…
Every once in a while I've run into a problem where SSH takes a very long time to prompt for a password and log into a system. In almost all cases this has been related to DNS. First, you should know that this could indicate a DNS problem, but that Read more…
Tripwire can be a great tool but when it's not working. It's like any other tool, mostly useless. I ran into this situation recently where the server had stopped sending out notifications. Part of the cause for this was that the tripwire updates could no longer run because the local Read more…