Applied Cryptography: 7. Public key certificates (X.509)

Lecture 7: Public Key Infrastructure (PKI), Public Key Certificates (X.509), Certificate Authority, Identity verification (Domain Validation, Organization Validation, Extended Validation), Certificate Transparency, Certificate Signing Request (CSR) 00:00 Introduction 00:33 Public key infrastructure (PKI) 03:36 X.509 certificate 04:33 PKI use cases 06:53 Certificate Authority (CA) 14:06 Certificate hierarchy 16:21 X.509 certificate 18:17 Distinguished Name (DN) in X.509 Certificate 20:35 Certificate extensions (X.509v3 only) 28:20 Use in HTTPS (TLS) 30:12 Server certificate 31:26 Identity verification 35:17 Domain Validation (DN) vs Organization Validation 35:58 Trusted CAs 36:57 Certificate Transparency (CT) 38:35 Certificate signing request (CSR) 40:27 Certificate enrollment 43:28 Task: Certificate issuer 48:04 Task: Hints 50:38 Trust on first use (TOFU) 56:20 Web of trust (WOT) 57:33 Questions University of Tartu, MTAT.07.017 Applied Cryptography, Spring 2024 Instructor: Arnis Parsovs View the complete course: https://courses.cs.ut.ee/2024/appcryp...

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