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-rw-r--r--ssh-agent.030
1 files changed, 19 insertions, 11 deletions
diff --git a/ssh-agent.0 b/ssh-agent.0
index 2c7b86034725..f56cb4f85081 100644
--- a/ssh-agent.0
+++ b/ssh-agent.0
@@ -40,16 +40,24 @@ DESCRIPTION
variable).
-O option
- Specify an option when starting ssh-agent. Currently only one
- option is supported: no-restrict-websafe. This instructs
- ssh-agent to permit signatures using FIDO keys that might be web
- authentication requests. By default, ssh-agent refuses signature
- requests for FIDO keys where the key application string does not
- start with M-bM-^@M-^\ssh:M-bM-^@M-^] and when the data to be signed does not appear
- to be a ssh(1) user authentication request or a ssh-keygen(1)
- signature. The default behaviour prevents forwarded access to a
- FIDO key from also implicitly forwarding the ability to
- authenticate to websites.
+ Specify an option when starting ssh-agent. Currently two options
+ are supported: allow-remote-pkcs11 and no-restrict-websafe.
+
+ The allow-remote-pkcs11 option allows clients of a forwarded
+ ssh-agent to load PKCS#11 or FIDO provider libraries. By default
+ only local clients may perform this operation. Note that
+ signalling that a ssh-agent client remote is performed by ssh(1),
+ and use of other tools to forward access to the agent socket may
+ circumvent this restriction.
+
+ The no-restrict-websafe, instructs ssh-agent to permit signatures
+ using FIDO keys that might be web authentication requests. By
+ default, ssh-agent refuses signature requests for FIDO keys where
+ the key application string does not start with M-bM-^@M-^\ssh:M-bM-^@M-^] and when
+ the data to be signed does not appear to be a ssh(1) user
+ authentication request or a ssh-keygen(1) signature. The default
+ behaviour prevents forwarded access to a FIDO key from also
+ implicitly forwarding the ability to authenticate to websites.
-P allowed_providers
Specify a pattern-list of acceptable paths for PKCS#11 provider
@@ -128,4 +136,4 @@ AUTHORS
created OpenSSH. Markus Friedl contributed the support for SSH protocol
versions 1.5 and 2.0.
-OpenBSD 7.2 October 7, 2022 OpenBSD 7.2
+OpenBSD 7.3 October 7, 2022 OpenBSD 7.3