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> Most printers/copiers have detection software Do you have a source for this? I've never heard of it but would be really interested in looking at, say, a disa
by _underfl0w_ 8y ago
> Most printers/copiers have detection software
Do you have a source for this? I've never heard of it but would be really interested in looking at, say, a disassembly of applicable firmware.
- hexadec 8y agoThe Eurion Constellation is how this is usually done. Most US bills above a certain value and most larger Euro bills have this embedded somewhere. https://en.wikipedia.org/wiki/EURion_constellation https://en.wikipedia.org/wiki/EURion_constellation
- deleted 8y ago[deleted]
- RankingMember 8y agoI've only heard of the built-in recognition of currency within image editing software, e.g. Photoshop. If you scan in currency and try to open it, the software (usually) detects it and won't let you: https://hyperallergic.com/195922/what-happens-when-you-try-to-photoshop-money/ https://hyperallergic.com/195922/what-happens-when-you-try-t...