mirrors
/
VeraCrypt
mirror of https://github.com/veracrypt/VeraCrypt.git
2
0
Fork 0
Code Issues Projects Releases Wiki Activity

Documentation: Mention that TRIM is not supported on macOS

This commit is contained in:
Mounir IDRASSI 2023-11-05 18:25:23 +01:00
parent 09833e0942
commit 64bfd03414
No known key found for this signature in database
GPG Key ID: FC1B00364B3FE937
2 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
doc/chm/VeraCrypt User Guide.chm
View File

Binary file not shown.

3
doc/html/Trim Operation.html
View File

@ -49,6 +49,9 @@ On Windows, VeraCrypt allows users to control the trim operation for both non-sy
Under Linux, VeraCrypt does not block the trim operation on volumes using the native Linux kernel cryptographic services, which is the default setting. To block TRIM on Linux, users should either enable the "do not use kernel cryptographic services" option in VeraCrypt's Preferences (applicable only to volumes mounted afterward) or use the <code>--mount-options=nokernelcrypto</code> switch in the command line when mounting.
<br>
<br>
Under macOS, VeraCrypt does not support the trim operation. Therefore, trim is always blocked on all volumes.
<br>
<br>
In cases where trim operations occur, the adversary will be able to tell which sectors contain free space (and may be able to use this information for
further analysis and attacks) and <a href="Plausible%20Deniability.html" style="text-align:left; color:#0080c0; text-decoration:none.html">
plausible deniability</a> may be negatively affected. In order to avoid these issues, users should either disable trim in VeraCrypt settings as previously described or make sure VeraCrypt volumes are not located on drives that use the trim operation.</div>