Base64 vs. Hex Encoding: Performance, Overhead, and Standards

The mathematical mechanics of binary-to-text representations in network protocols.

Published by EvriTool Editorial Team • Reading Time: 6 min read • Public Reference Guide (No Login Required)

The 33% Overhead of Base64

How mapping 3 bytes of binary data into 4 ASCII characters creates a predictable 33% payload expansion.

Mapping 1 byte directly into 2 hex characters: useful for checksums and cryptographic signatures.

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