Typo **scret** in Detailed information.
```
[email protected]# set vpn ipsec site-to-site peer 100.64.0.2 authentication pre-shared-secret
Possible completions:
<text> Pre-shared secret key
Detailed information:
Use of single quotes to set pre-shared secret key is recommended. If you are
using special characters in the pre-shared scret key then single quotes are
required.
```