> The Estonian identity card (Estonian: ID-kaart) is a mandatory identity document for citizens of Estonia. In addition to regular identification of a person, an ID-card can also be used for establishing one's identity in electronic environment and for giving one's digital signature. Within Europe (except Belarus, Russia, Ukraine and United Kingdom)[2][1] as well as French overseas territories and Georgia, the Estonian ID Card can be used by the citizens of Estonia as a travel document.
> The mandatory identity document of a citizen of the European Union is also an identity card, also known as an ID card. The Estonian ID Card can be used to cross the Estonian border, however Estonian authorities cannot guarantee that other EU member states will accept the card as a travel document.[3]
- 1st digit for gender at birth + century born (1,2,3,4,5 or 6)
- Next 6 digits are birth date in YYMMDD format
- Next 3 digits are the incremental birth order within the same category (same day/gender)
- Last 1 digit is checksum
Some reported that it was due to the ID number field in database not being a primary/unique key in database. The leaked Turkish citizenship database also confirms this, although we don't know if that leak reflects the original database structure.
U.S. gov't makes a mistake and it is still somehow your problem.
> “Sounds like a glitch, maybe human error. The error rate is pretty low — they’ve issued 450 million cards.”
No. Mistakes are not an option no matter the scale.