Click Start — > RUN — enter “rundll32.exe keymgr.dll, KRShowKeyMgr” without quotes.
The above command in the run will show the cached username and password for the list of ip’s /PC host names and accounts as well , we can backup and restore or edit and delete these entries.
Active directory Accounts locked out due to wrong password cached or if password changes then these auto login to network share will try old passwords and lockout AD accounts.