default Keyring's certificate is invalid, reason: expired. Firepower

[christianstp1]

Hello,

I am receiving the below alert from my firepower 2130 chassis. 

--

default Keyring's certificate is invalid, reason: expired

--

Im not sure what this means or potentially affects. Any information would be helpful. 

Thanks!

[marce1000]

    - FYI : https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvk26612?rfs=iqvred

 M.

[Megahertz_MHz]

I found this to be a solution to:  

Code - F0853; Description - default Keyring's certificate is invalid, reason: expired

Login to the firewall CLI and enter the following command:

> system support regenerate-security-keyring default

[Megahertz_MHz]

Fix for F0853

> system support regenerate-security-keyring default

Fix for F0855

> connect fxos

FW# show fault

**should show something like:

F0853 CLEARED...

F0855 MAJOR...

FW# sysopt sam 1001 on

WARNING: FXOS configuration changes are experimental and are NOT supported.

WARNING: All FXOS changes can be overwritten on next policy deployment.

FXOS option 1001 was enabled.

FW# scope system

FW /system # scope service

FW /system/services # set https keyring default

Warning: When committed, this closes all the web sessions.

FW /system/services* # commit-buffer

Warning: Changes not supported. use: 'connect ftd' to make changes.

FW /system/services # top

FW# scope security

FW /security # delete trustpoint FDM

FW /security* # delete keyring FDM

FW /security* # commit-buffer

Warning: Changes not supported. use: 'connect ftd' to make changes.

FW /security # sysopt sam 1001 off

FXOS option 1001 was disabled.

FW /security # top

FW# show fault