There are breaches, and there are megabreaches, and there’s Equifax. But a newly revealed trove of leaked data tops them all for sheer volume: 772,904,991 unique email addresses, over 21 million unique passwords, all recently posted to a hacking forum. Full story from Wired™
To protect yourself as much as possible set a routine for not only changing your passwords to all you accounts but using better passwords.
Check here to see of your account has been compromised: Have I Been Pwned
As always, be aware and click safe!