Common or Important Security Concepts that you should be aware of Common Security Concepts CIA Triads AuthN and AuthZ MFA 2FA OAuth2.0 SSO OIDC and SAML Malware Virus Ransomware Spam and Phishing Social Engineering Password Attacks Threats Vulnerabilities Exploits Risk Web Security OWASP Top 10 XSS Injection Attack CSRF SSRF HTTP Header Smuggling Session Fixation Application Security Network Security How SSL/TLS works How DNS works TCP 3 way handshake Firewall DoS and DDoS Ping Flood Cache Poisoning Cloud Security Shared Responsibility IAM CSPM CASB CWPP Cryptography Encryption and Decryption Hashing Encoding and Decoding Salt