https://shkolin.net/tags/tech/ Recent content in tech on Sergii Shkolin Hugo -- gohugo.io en-us Fri, 08 May 2026 06:35:28 -0500 https://shkolin.net/posts/passkeys/ Fri, 08 May 2026 06:35:28 -0500 https://shkolin.net/posts/passkeys/ I’ve been asked several times recently how passkeys actually work. The short version is: A password proves that you know a secret. A passkey proves that you possess a cryptographic key. That difference makes passkeys resistant to phishing, password reuse, and many common data breaches. Here’s what happens behind the scenes. What is a passkey? A passkey is a digital credential based on public-key cryptography — the same general technology used to secure internet traffic and software updates.