Compromising Combination Bike Locks

A Gigantic Bike lock in Burlington Vermont

A hazard of working in computer security is you see the world through a security-focused lens. Suddenly, mundane tasks transform into interesting intellectual challenges: "That card shuffle did not consume enough entropy!"..."Posting this online will open me up to social engineering!"..."People can learn my bike lock combination through ...

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Heartbleed: Should I Change My Password?

The web is rife with recommendations that users change their passwords following a catastrophic bug in the widely used cryptography suite OpenSSL. So the question is, should you change your password?

The short answer is: Maybe?

This particular security hole is scary because we have no way of knowing whether ...

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