Portugese Cartão de Cidadão electronic identification online

Portugal national ID card certification chain is quite interesting and complex. There are 2 root certificates. ECRaizEstado.crt is signed by Baltimore CyberTrust Root, that can be downloaded from https://www.digicert.com/CACerts/BaltimoreCyberTrustRoot.crt. Serial Number: 120050507 (0x727d34b)Issuer: C=IE, O=Baltimore, OU=CyberTrust, CN=Baltimore CyberTrust RootValidityNot Before: …

e-ID client certificate identification in Apache2

Why eID client certificate authentication? This the main scenario where national ID card users that have smart card chip can be identified in the website. Certificates stored on ID cards can be used to identify people online. In simplest terms …

e-ID user identification

Traditionally e-ID identification means using national ID card cryptography to verify the user is who he claims to be. Browsers have “Client certificate authentication” where webserver is configured to accept certificate provided by the client to verify its identity. For …

What is an electronic signature?

Signature itself is mark of the person that nobody can duplicate approving and confirming some action. Signature must be something that nobody can replicate. Otherwise other people can do very bad deals with you, for example buy your house for …

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