The first thing to understand about two-factor authentication is that you need it. For email or financial accounts, where security is of the utmost importance, two-factor authentication is essential because it greatly reduces the chance that the account will be compromised. The second thing to…

The recently discovered “Heartbleed” OpenSSL vulnerability may have affected many HTTPS sites on the internet, including kraken.com. When exploited, this vulnerability can leak random information that may contain usernames, passwords, and API keys. Most of our servers were patched before the vulnerability was publicly announced,…