Edit: Removed initial comment, confused my iOS faults.
Keychain its current configuration is risky, given its coupled to your iPhone password which many people frequently enter in a public setting. One shoulder surf followed by a phone theft and they've unlocked everything - including your iCloud account (which you can change the password on using iPhone password only).
Keychain its current configuration is risky, given its coupled to your iPhone password which many people frequently enter in a public setting. One shoulder surf followed by a phone theft and they've unlocked everything - including your iCloud account (which you can change the password on using iPhone password only).