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Soften up environment security

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So no one gets their feewings hurt
This commit is contained in:
Drew DeVault 2016-12-02 10:29:50 -05:00
parent a4e92ad272
commit c61746a15b
1 changed files with 4 additions and 7 deletions
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sway/sway-security.7.txt
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@ -39,12 +39,9 @@ you choose to place it in other locations.
Environment security Environment security
-------------------- --------------------
LD_PRELOAD is a mechanism designed by GNU for the purpose of ruining the security LD_PRELOAD is a mechanism designed to ruin the security of your system. There are
of your system. One of the many ways LD_PRELOAD kills security is by making a number of strategies for dealing with this but they all suck a little. In order
Wayland keyloggers possible. of most practical to least practical:
There are a number of strategies for dealing with this but they all suck a little.
In order of most practical to least practical:
1. Only run important programs via exec. Sway's exec command will ensure that 1. Only run important programs via exec. Sway's exec command will ensure that
LD_PRELOAD is unset when running programs. LD_PRELOAD is unset when running programs.
@ -54,7 +51,7 @@ In order of most practical to least practical:
but this is the most effective solution. but this is the most effective solution.
3. Use static linking for important programs. Of course statically linked programs 3. Use static linking for important programs. Of course statically linked programs
are unaffected by the security dumpster fire that is dynamic linking. are unaffected by the dynamic linking security dumpster fire.
Note that should you choose method 1, you MUST ensure that sway itself isn't Note that should you choose method 1, you MUST ensure that sway itself isn't
compromised by LD_PRELOAD. It probably isn't, but you can be sure by setting compromised by LD_PRELOAD. It probably isn't, but you can be sure by setting