UsefulLinks
Computer Science
Cybersecurity
VoIP Security and Hacking
1. Introduction to VoIP Technology
2. VoIP Architecture and Components
3. The VoIP Threat Landscape
4. VoIP Reconnaissance and Enumeration
5. Common VoIP Attacks and Exploits
6. Securing VoIP Infrastructure
7. Cryptography in VoIP
8. Authentication and Authorization
9. VoIP Security Monitoring and Incident Response
10. VoIP Security Auditing and Penetration Testing
11. Advanced Topics and Future Trends
8.
Authentication and Authorization
8.1.
Strengthening Authentication Mechanisms
8.1.1.
Strong Password Policies
8.1.1.1.
Password Complexity Requirements
8.1.1.2.
Password Expiration Policies
8.1.1.3.
Password History
8.1.1.4.
Account Lockout Policies
8.1.2.
SIP Digest Authentication
8.1.2.1.
Nonce and Response Mechanisms
8.1.2.2.
Authentication Algorithms
8.1.2.3.
Replay Protection
8.1.3.
Multi-Factor Authentication (MFA)
8.1.3.1.
MFA Methods for VoIP Systems
8.1.3.2.
Token-Based Authentication
8.1.3.3.
Biometric Authentication
8.1.3.4.
SMS and Email Verification
8.1.4.
Certificate-Based Authentication
8.1.4.1.
X.509 Certificates
8.1.4.2.
Smart Card Authentication
8.1.4.3.
Hardware Security Modules (HSM)
8.2.
Implementing Role-Based Access Control (RBAC)
8.2.1.
Administrator Privileges
8.2.1.1.
Super Administrator Roles
8.2.1.2.
System Administrator Roles
8.2.1.3.
Security Administrator Roles
8.2.2.
User Privileges
8.2.2.1.
Standard User Roles
8.2.2.2.
Power User Roles
8.2.2.3.
Guest User Roles
8.2.3.
Role Assignment and Management
8.2.3.1.
Dynamic Role Assignment
8.2.3.2.
Role Inheritance
8.2.3.3.
Separation of Duties
8.2.4.
Limiting Access to Management Interfaces
8.2.4.1.
Network-Based Restrictions
8.2.4.2.
Application-Level Controls
8.2.4.3.
Time-Based Access Controls
8.3.
Preventing Unauthorized Registration
8.3.1.
IP-based Access Lists
8.3.1.1.
Restricting Registration by Source IP
8.3.1.2.
Geographic IP Filtering
8.3.2.
Registration Throttling
8.3.2.1.
Limiting Registration Attempts
8.3.2.2.
Progressive Delays
8.3.2.3.
Temporary Blacklisting
8.3.3.
Device Authentication
8.3.3.1.
MAC Address Filtering
8.3.3.2.
Device Certificates
8.3.3.3.
Hardware Fingerprinting
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9. VoIP Security Monitoring and Incident Response