+(defcustom mml-secure-verbose nil
+ "If non-nil, ask the user about the current operation more verbosely."
+ :group 'message
+ :type 'boolean)
+
+(defcustom mml-secure-cache-passphrase
+ (if (boundp 'password-cache)
+ password-cache
+ t)
+ "If t, cache passphrase."
+ :group 'message
+ :type 'boolean)
+
+(defcustom mml-secure-passphrase-cache-expiry
+ (if (boundp 'password-cache-expiry)
+ password-cache-expiry
+ 16)
+ "How many seconds the passphrase is cached.
+Whether the passphrase is cached at all is controlled by
+`mml-secure-cache-passphrase'."
+ :group 'message
+ :type 'integer)
+