Advanced scanner detection - How do fake IDs actually get caught?
I'm curious about the technical side of how scanners actually detect fake IDs. I know there are different types of scanners but what exactly are they checking?
From what I understand:
**Basic scanners** - Just read the barcode/magstripe and verify the info matches what's printed. Pretty much all decent fakes pass these.
**Advanced scanners** - These supposedly check against a DMV database? But how does that work? They can't possibly have access to every state's DMV records in real-time right?
**Box scanners** - The ones that look like a small box and you slide the ID through. What extra checks do these do?
I'm asking because I want to understand the actual risk factors. Not trying to get philosophical about it, just want to know the technical reality.
Anyone with actual knowledge about how these systems work?
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There's also the issue of duplicate detection. Some systems flag IDs that have been scanned multiple times in different locations. That's how they catch people sharing IDs or using known fake numbers.
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Box scanners check UV features, magstripe encoding quality, and barcode format simultaneously. They're way harder to fool than basic scanners. But still, top vendors like OISF can pass them because they use the same encoding software that DMVs use.
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Most advanced scanners don't actually connect to DMV databases in real-time - that would be illegal in most states. What they do is check for encoding patterns. Real IDs encode data in a specific format that's hard to replicate perfectly. The scanner looks for inconsistencies in how the data is formatted.
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That makes sense. So the encoding format is the key. Thanks for the detailed explanation everyone. Sounds like as long as the vendor knows what they're doing with the encoding, most scanners can be passed.
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