According to the Fedora 26 release schedule, the upcoming operating system is approaching an important milestone, namely the proposal submission deadline for system-wide changes, which is currently set for January 31.
With this in mind, the Fedora developers are publishing a lot of interesting system-wide change proposals for Fedora 26, and one that caught our eye recently is the enablement of TRIM on encrypted disk drivers for SSD (Solid State Drives), which could dramatically improve their performance.
Adding the “discard” option in the /etc/crypttab file is all one needs to enable TRIM on an SSD disk, but it would appear that enabling “discard” on an encrypted drive could lead to leak of information about the ciphertext device, including the used space and file system type, which could help an attacker crack the encryption faster.
Fedora’s latest surveys reveal the fact that users don’t want to sacrifice disk performance if they are using SSDs, for the obvious … (read more)
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