Limiting file access with SELinux alone?
by Sven Vermeulen, post on Tue 31 December 2013While writing a small script to handle simple certificate authority activities using OpenSSL, I considered how to properly protect the files that OpenSSL uses for these activities. As you are probably aware, a system that hosts the necessary files for CA activities (like signing certificate requests) should be very secure …
The weird "audit_access" permission
by Sven Vermeulen, post on Sun 19 May 2013While writing up the posts on capabilities, one thing I had in my mind was to give some additional information on frequently occurring denials, such as the dac_override and dac_read_search capabilities, and when they are triggered. For the DAC-related capabilities, policy developers often notice that these capabilities …