Two-factor login not totally useless
Security expert Bruce Schneier recently criticized two-factor authentication, which is designed to improve security by pairing passwords with a second test such as a thumbprint or physical token. This week, he took pains to clarify his position with a defense of the technology as useful if not a cure-all.
In the earlier essay, Schneier said two-factor authentication "solves the security problems we had 10 years ago, not the security problems we have today." Phishing and Trojan horses, for example, are attacks that rely on weaknesses beyond the issue of whether a particular computer user is authenticated.
Schneier's … Read more