No Regrets Refreshing Guestbook v1.2

No regrets refreshing guestbook v1.2 update log:
Add sensitive character filtering!
Add Sql injection prevention!
Username admin Password admin
Add the password modification page Admin.asp to directly run the password modification page. For security reasons, please do not transfer this file to the website directory.
This program doesn't have much technical content, it's just learning! It’s just a convenience for some friends who don’t know much about programming!
It’s Chinese New Year, I wish you all a Happy New Year! May all go well with you!