n.
any authorization to pass or go somewhere
同义词：pass
a document issued by a country to a citizen allowing that person to travel abroad and re-enter the home country
any quality or characteristic that gains a person a favorable reception or acceptance or admission
"his wealth was not a passport into the exclusive circles of society"
同义词：recommendation
Method for secure e-passports and e-visas
Biometrics and their use in e-passports
A traceability attack against e-passports
A Traceability Attack against e-Passports
Security and Privacy Issues in E-passports
Passports from the past: Investigating human dispersals using strontium isotope analysis of tooth enamel
A Note on the Relay Attacks on e-passports: The Case of Czech e-passports
Passports, Mobility, and Security: How smart can the border be? | International Studies Perspectives | Oxford Academic
Efficient and secure source authentication with packet passports
Biometric security process for authenticating identity and credit cards, visas, passports and facial recognition
