# Future Topics

* Important Data formats
  * ASN.1 with DER and PEM
  * X.509
  * PKCS#12
  * PKCS#10
  * PKCS#7/CMS
  * SSH and PKCS#8 (?)
* Enrollment Protocols
  * SCEP
  * ACME
  * EST
  * Microsoft's RPC/DCOM
  * Microsoft's SOAP
  * Manual enrollment on the CA's web page
  * Other proprietary protocols
* Other Protocols or Standards
  * [CAA](https://blog.qualys.com/product-tech/2017/03/13/caa-mandated-by-cabrowser-forum)
  * [CRL (vs OCSP)](https://letsencrypt.org/2022/09/07/new-life-for-crls/)
* Tools
  * certutil
  * guiDumpASN
  * OpenSSL/LibreSSL
* Families of Cryptography Algorithms
  * Hashes
  * Symmetric Cryptography
  * Asymmetric Cryptography
    * RSA
    * El Gamal
    * Elliptic Curves
  * Secret Sharing
  * Message Authentication Codes
* Certificate Use Cases
  * Authentication
    * WiFi
    * VPN
    * Web Sites (mTLS)
    * Smart Card Logon
    * Server Authentication (TLS)
    * Kerberos
  * Encryption
    * Disk Encryption (BitLocker?)
    * EFS
    * S/MIME Encryption
  * Signatures
    * Code Signing
    * Document Signing
    * S/MIME Signatures
* Other stuff
  * Certifried attack
  * Managing Certificate Lifecycles with CRL, OCSP, ...