What is iCloud Keychain,is it password protected?

[robert5555]

I just haven't had time to read through all what my iPad mini 2 has to offer but I keep seeing iCloud storage and iCloud Keychain.
Are these places in digital space for storage and if I store things in it,can I password protect it?
Thanks

 

[scifan57]

iCloud Keychain is an iOS feature that will remember user names and passwords for sites you visit. It syncs with all your devices Using the same Apple ID. In order to use it you have to be signed into your iCloud account. Frequently asked questions about iCloud Keychain - Apple Support

iCloud storage is a cloud based storage service offered by Apple. You get 5gb of free storage and can purchase more on a monthly subscription basis.