A password manager is a tool that securely stores and autofills your login information.
Dashlane,
LastPass and
1Password
are all very good, reputable and easy to use options.
KeePass is an alternative, more advanced offline password manager.
Two-factor authentication (also known as 2FA) is a type (subset) of multi-factor authentication. It is a method of confirming users' claimed identities by using a combination of two different factors: 1) something they know, 2) something they have, or 3) something they are.
Find a reputable VPN provider, to use on any public, shared, or potentially insecure networks