Data Encryption Basics

Understand encryption and how to protect your data.

1 February 20261 min readSecurity اقرأ بالعربية

Encryption transforms data into unreadable code.

Types

Symmetric: Same key encrypts/decrypts
Asymmetric: Public/private key pair
End-to-End: Only sender/receiver can read

Tools

Disk: BitLocker, FileVault
Files: 7-Zip, Cryptomator
Messaging: Signal, WhatsApp

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