TLS Debugging
Inspect certificates for sites you intentionally open.
1. What TLS Protects
Confidentiality and integrity in transit.
15 min
+18 XP
2. Certificate Fields
CN/SAN, issuer, dates.
15 min
+18 XP
3. openssl s_client
See a handshake to example.com.
15 min
+18 XP
4. Lab: Save Cert Notes
Document issuer/dates for example.com.
25 min
+18 XP
5. Quiz — TLS
TLS literacy check.
10 min
+18 XP