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authorDante Catalfamo2020-10-29 15:53:46 -0400
committerDante Catalfamo2020-10-29 15:53:46 -0400
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bsd-auth: add info on back channel debugging
Diffstat (limited to 'content/posts/WIP-how-bsd-authentication-works')
-rw-r--r--content/posts/WIP-how-bsd-authentication-works/index.org4
1 files changed, 3 insertions, 1 deletions
diff --git a/content/posts/WIP-how-bsd-authentication-works/index.org b/content/posts/WIP-how-bsd-authentication-works/index.org
index 1a77bee..c21f0ac 100644
--- a/content/posts/WIP-how-bsd-authentication-works/index.org
+++ b/content/posts/WIP-how-bsd-authentication-works/index.org
@@ -103,7 +103,9 @@
wheel when using the su(1) program to become super user.
#+END_SRC
- The auth module communicates with its caller through file descriptor 3.
+ The auth module communicates with its caller through file
+ descriptor 3. Most modules also have a hidden flag =-d=, which sets
+ the back channel do =stdio=, presumably for debugging purposes.
* Documentation