Core Impact 2017 R1 and Metasploit Pro are tools used to create multi-staged, real-world attacks to test enterprise security defenses. Both solutions have a large following, but there are several areas in which they are different that dramatically increase a pen-tester's ability to do their job.
If you run a website, like many of our readers, and you have an account system, you probably have problems with spam. One of the main sources of spam is users who register using disposable e-mail addresses. These can be generated by spammers programatically, using services like the Guerilla Mail API I covered previously, and used to make tons of accounts to try to get blog spam through. If this is a problem for you, the DEA Filter API can help.