Know a Little More · Daily Tech News Show

About Public Key Cryptography (May 2023 Update)

·15 min·1 clip
Security experts say there's no such thing as uncrackable encryption—it's just math that should take thousands of years to solve with current technology.
This episode explains the fundamental concept of public key cryptography, the technology behind pass keys, using vivid analogies like padlocks with special keys and a dramatized scenario with characters Alice, Bob, and Eve. It breaks down how public and private keys work together to enable secure communication without sharing secrets, and discusses what makes encryption strong or weak.

As heard by us

A clear introduction to passkeys and public key cryptography.

It opens with passwords as the weak point and uses that to move into passkeys and public key cryptography. The central idea is easy to follow: passkeys keep the key on the device, so the service never has a password to store or lose.

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Why you'd press play

If passwords still run your life, this explains why passkeys are one of the most promising ways out.

Read the full recommendation in PlayNext →
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