Episode

BrainStuff

HowStuffWorks

Science & Medicine, Natural Sciences, Society & Culture, Technology

Chart Positions

Science & Medicine 13
Natural Sciences 4

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

What is a digital signature?

July 30th, 2010

Episode 697 of 1067 episodes

A digital signature is a way to authenticate electronic documents. Find out what 'authentic' means in this context -- and how encryption is involved in the authentication process -- in this episode.

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