Glossary

46 terms. Every definition links to the tools and related terms that make it concrete.

• 802.1X — IEEE 802.1X port-based network access control
• AIA — Authority Information Access
• CDP — CRL Distribution Point
• Certificate chain
• CIDR — Classless Inter-Domain Routing
• Conditional Access
• CRL — Certificate Revocation List
• CSR — Certificate Signing Request
• DER — Distinguished Encoding Rules
• DKIM — DomainKeys Identified Mail
• DMARC — Domain-based Message Authentication, Reporting and Conformance
• DMARC alignment
• EAP — Extensible Authentication Protocol
• EAP-TLS — EAP Transport Layer Security
• EAP-TTLS — EAP Tunneled Transport Layer Security
• EKU — Extended Key Usage
• Entra ID — Microsoft Entra ID (formerly Azure Active Directory)
• EST — Enrollment over Secure Transport
• Intermediate CA — Intermediate Certificate Authority
• Intune — Microsoft Intune
• JWT — JSON Web Token
• Key usage
• Managed identity
• Microsoft Graph
• NDES — Network Device Enrollment Service
• NPS — Network Policy Server
• OAuth 2.0
• OCSP — Online Certificate Status Protocol
• OIDC — OpenID Connect
• PEAP — Protected Extensible Authentication Protocol
• PEM — Privacy-Enhanced Mail encoding
• PKCS#10 — Public-Key Cryptography Standards #10
• PKCS#12 — Public-Key Cryptography Standards #12
• PKCS#7 — Public-Key Cryptography Standards #7 / Cryptographic Message Syntax
• Private key attestation
• RADIUS — Remote Authentication Dial-In User Service
• RadSec — RADIUS over TLS
• Root CA — Root Certificate Authority
• SAN — Subject Alternative Name
• SCEP — Simple Certificate Enrollment Protocol
• SPF — Sender Policy Framework
• Supplicant
• Thumbprint
• TPM — Trusted Platform Module
• UPN — User Principal Name
• Windows Autopilot