LastPass vs Bitwarden: Which Is Right for You? Bitwarden Is More Secure Bitwarden When it comes to the basics, both LastPass and Bitwarden have the ground covered. They both offer AES-256 encryption, two-factor authentication, multi-factor authentication, and a zero-knowledge policy. All data is also encrypted during transfer, so you are safe from man-in-the-middle attacks. Neither of the companies can actually see your passwords. This means that even if their servers are hacked (like what happened to LastPass in 2015), hackers won’t get access to your passwords. What gives Bitwarden a sli...