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A comment on Show HN: WhatsApp Clone – No Setup or Signup.

Re:Show HN: WhatsApp Clone – No Setup or Signup by poly2it on Sunday March 08, 2026 @05:00PM (#47301389)
> "The Signal Protocol in rust that compiles to WASM for browser-based usage."

Is this safe to do? Are all secure operations browser-safe and separate? Does this avoid side channels? The browser is famously challenging for safe encryption.

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Re:Show HN: WhatsApp Clone – No Setup or Signup by Screen8774 on Sunday March 08, 2026 @05:11PM (#47301516)
https://www.reddit.com/r/cryptography/comments/1rix3nb/imple...

It is indeed challenging and you can take a look at that link for some further details of what is available.

It's also why it's important to mention it's a work in progress.

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