ISC2.org, the organization that grants the CISSP certification, has a great, online, FREE global security resource guide.
No membership, certification, or log-in required!
Update 1-11-14: See Kim White’s comment below about availability of this resource. If it is made public, I will link to the new version. The “remove this post now” comment makes me wonder if it’s coming back for public consumption*. – Mack
ISACA has a free glossary of IT, audit, and security terms that is not only helpful in studying for the CISA exam, but is a good reference guide for new and experienced auditors.
If you’re an IT auditor (or want to be one) and don’t have any audit certifications, which certification should you get, the CISA or the CIA? If you want to get both, which one do you get first?
Full disclosure: I have the CISA, but not the CIA. Back when the CIA was 4 exams, I studied for all the CIA exams except the financial exam, but ended up not taking any of the exams. I also have the CISSP.
When I was studying for the CISA, I created a 40-page study guide for myself that you can download for free.
If you decide to use it, here’s a couple points to keep in mind: