I kept getting a msg that all my passwords are leaked

Hi IphonePink7,

It seems you are having an issue with your calendar and passwords and we can help.

For the issue with your calendar, take these steps to remove the spam events:

Remove spam from Calendar on your iPhone

For the password that's been leaked, best you can do is change passwords as necessary.

You can fill strong passwords with iCloud Keychain:

Automatically fill in strong passwords on iPhone

Best of luck.

Thanks for using the Apple Support Communities.