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For an inspection system in a receiving State to conduct ePassport validation, the inspection system must have access to certain information from the State that issued the travel document: Country…

Cryptography 101 Traditional cryptography uses the same key to encrypt information as it uses to decrypt information. As a result, it requires that the keys used for encryption and decryption be…

As CSCA certificates are the anchor in the trust chain for the ePassport validation process, it is very important to ensure that they are valid. Doc 9303 indicates that trust in a CSCA certificate…

Process description It is important to note that the process of validating an ePassport does not contribute to protecting the privacy of the information on the chip. To protect the privacy of…

​​Disclaimer – This information has been compiled as a tool and is not intended to replace Doc 9303 or any other supporting documents and technical reports. This document is subordinate to official…

A Master List is a list of CSCA certificates that has itself been produced and digitally signed by an issuing State. In simple terms, a PKD participant may bilaterally exchange CSCA certificates with…

Representatives of States and other passport issuing entities interested, or wishing to ask questions relating to the ICAO Public Key Directory (PKD), may contact:  ICAO SecretariatFacilitation…

​ICAO’s Doc 9303 contains detailed technical specifications and references to relevant ISO Standards required to implement ePassport validation. If you have questions about joining the ICAO PKD, you…

The ICAO Master List  and Health Master List download (the "Service") is an online information service provided by ICAO, subject to your compliance with the Terms and Conditions set…

​A Document Signer Certificate (DSC) is a certificate issued by the Country Signing Certification Authority (CSCA). The Document Signer application uses the DSC to digitally sign the ePassport data…