https://www.khanacademy.org/computing/computers-and-internet/xcae6f4a7ff015e7d:online-data-security/xcae6f4a7ff015e7d:data-encryption-techniques/v/the-internet-encryption-and-public-keys 2021-03-22T14:52:38Z Encryption and public keys Mia Epner, who works on security for a US national intelligence agency, explains how cryptography allows for the secure transfer of data online. This video explains 256-bit encryption, public and private keys, SSL & TLS and HTTPS.  video https://cdn.kastatic.org/googleusercontent/HrtrTq1PPY12TsFckENlTbPYVUR6WGw3MTv4yLNeWRuYTQq7nFce7H017Vl1MJIjmfB0822fveA3QttkC05nPUFx Encryption and public keys Mia Epner, who works on security for a US national intelligence agency, explains how cryptography allows for the secure transfer of data online. This video explains 256-bit encryption, public and private keys, SSL & TLS and HTTPS.  https://cdn.kastatic.org/ka-youtube-converted/6-JjHa-qLPk.mp4/6-JjHa-qLPk.mp4 400 Data encryption techniques https://www.khanacademy.org/computing/computers-and-internet/xcae6f4a7ff015e7d:online-data-security/xcae6f4a7ff015e7d:data-encryption-techniques/a/the-need-for-encryption 2021-04-29T07:58:39Z The need for encryption article https://www.khanacademy.org/computing/computers-and-internet/xcae6f4a7ff015e7d:online-data-security/xcae6f4a7ff015e7d:data-encryption-techniques/a/encryption-decryption-and-code-cracking 2021-04-29T07:57:27Z Encryption, decryption, and cracking article https://www.khanacademy.org/computing/computers-and-internet/xcae6f4a7ff015e7d:online-data-security/xcae6f4a7ff015e7d:data-encryption-techniques/a/symmetric-encryption-techniques 2026-03-10T18:10:37.467907711Z Symmetric encryption techniques article https://www.khanacademy.org/computing/computers-and-internet/xcae6f4a7ff015e7d:online-data-security/xcae6f4a7ff015e7d:data-encryption-techniques/e/symmetric-encryption 2021-04-29T07:56:36Z Symmetric encryption Check your understanding of symmetric encryption techniques, in this set of free practice questions designed for AP Computer Science Principles students. Pamela exercise https://www.khanacademy.org/computing/computers-and-internet/xcae6f4a7ff015e7d:online-data-security/xcae6f4a7ff015e7d:data-encryption-techniques/a/public-key-encryption 2025-02-13T22:35:16.682899287Z Public key encryption article https://www.khanacademy.org/computing/computers-and-internet/xcae6f4a7ff015e7d:online-data-security/xcae6f4a7ff015e7d:data-encryption-techniques/e/public-key-encryption 2021-04-29T07:53:32Z Public key encryption Check your understanding of cryptography and public key encryption, in this set of free practice questions designed for AP Computer Science Principles students. Pamela exercise https://www.khanacademy.org/computing/computers-and-internet/xcae6f4a7ff015e7d:online-data-security/xcae6f4a7ff015e7d:data-encryption-techniques/e/data-encryption-techniques 2022-04-07T15:37:10.897785954Z Data encryption techniques Check your understanding of data encryption techniques (symmetric encryption and public key encryption) in this set of free practice questions designed for AP Computer Science Principles students. Pamela exercise