diff --git a/man7/attr.7 b/man7/attr.7 index cb5628303..c13f06102 100644 --- a/man7/attr.7 +++ b/man7/attr.7 @@ -81,7 +81,8 @@ extended attribute classes are defined as described below. Additional classes may be added in the future. .SS Extended security attributes The security attribute namespace is used by kernel security modules, -such as Security Enhanced Linux. +such as Security Enhanced Linux, and also to implement file capabilities (see +.BR capabilities (7)). Read and write access permissions to security attributes depend on the policy implemented for each security attribute by the security module. When no security module is loaded, all processes have read access to @@ -91,7 +92,7 @@ that have the capability. .SS Extended system attributes Extended system attributes are used by the kernel to store system -objects such as Access Control Lists and Capabilities. +objects such as Access Control Lists. Read and write access permissions to system attributes depend on the policy implemented for each system attribute implemented by filesystems in the kernel.