https://www.infoq.com InfoQ serialization News feed https://www.infoq.com/news/2026/07/bijou64-canonical-varint/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=serialization-news <img src="https://res.infoq.com/news/2026/07/bijou64-canonical-varint/en/headerimage/generatedHeaderImage-1784638187891.jpg"/><p>Ink & Switch published bijou64, a variable-length integer encoding where every number has exactly one byte representation, closing the canonicality bug class behind attacks on PKCS#1, JWT libraries, and Bitcoin. The design also decodes two to ten times faster than LEB128. Community ports to Elixir, Go, Perl, and Java followed, while HN commenters debated SIMD performance and residual range checks.</p> <i>By Steef-Jan Wiggers</i> Algorithms Application Security serialization Development news Thu, 23 Jul 2026 09:43:00 GMT https://www.infoq.com/news/2026/07/bijou64-canonical-varint/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=serialization-news Steef-Jan Wiggers 2026-07-23T09:43:00Z /news/2026/07/bijou64-canonical-varint/en