[Cryptography] IRS W-2 'Verification Code' == Hash ??

[Rui Paulo]

Simple Google Search:

https://www.irs.gov/individuals/w-2-verification-code


> On Feb 3, 2017, at 07:30, Henry Baker <hbaker1 at pipeline.com> wrote:
> 
> Perhaps I missed it last year, but I just noticed that my 2016 W-2 has a 16-hex-digit 'Verification Code' just under the boxes numbered 10 and 11.
> 
> Does anyone know what this 'Verification Code' is?
> 
> It only has 4*16=64 bits, which is probably not strong enough to withstand a real attack, so why did they even bother?
> 
> _______________________________________________
> The cryptography mailing list
> cryptography at metzdowd.com
> http://www.metzdowd.com/mailman/listinfo/cryptography