Decrypting Type 7 Password using Cisco IOS

Router#conf t
Enter configuration commands, one per line.  End with CNTL/Z.
Router(config)#key chain decrypt01
Router(config-keychain)#key 1
Router(config-keychain-key)#key-string 7 05080F1C22431F5B4A
Router(config-keychain-key)#end
Router#
Router#sh key chain decrypt01 or sh key chain
Key-chain decrypt01:
    key 1 -- text "cisco123"
        accept lifetime (always valid) - (always valid) [valid now]
        send lifetime (always valid) - (always valid) [valid now]
Router#