Security Features
Shield provides multiple layers of protection for your communication infrastructure.
Security Cloud Proxy
All traffic routes through our security cloud infrastructure.
Benefits:
- DDoS protection
- Rate limiting
- Geographic filtering
- Traffic inspection
- Anomaly detection
SIP Attack Mitigation
Protection against common SIP-based attacks.
Protected Against:
- Registration flooding
- Invite flooding
- SIP scanning
- Brute force attempts
- Malformed packet attacks
- Protocol exploits
CVE Protection
Automatic protection against the top 100 SIP vulnerabilities.
Coverage:
- Known SIP stack vulnerabilities
- Authentication bypasses
- Buffer overflow attacks
- Remote code execution
- Denial of service exploits
Updates:
- Automatic rule updates
- Zero-day protection
- Threat intelligence feeds
SIP Normalization
Fixes broken client implementations automatically.
Common Fixes:
- Malformed SIP headers
- Incorrect SDP formatting
- NAT traversal issues
- Codec negotiation problems
- Authentication header corrections
Benefits:
- Improved compatibility
- Reduced support calls
- Better reliability
- Broader device support
AI-Powered Fraud Detection
Machine learning identifies fraudulent patterns in real-time.
Detection Methods:
- Call pattern analysis
- Geographic anomalies
- Volume-based triggers
- Time-of-day patterns
- Cost analysis
Actions:
- Real-time blocking
- Alert notifications
- Call limiting
- Geographic restrictions
Spam & Robocall Blocking
Protect users from unwanted calls.
Features:
- STIR/SHAKEN validation
- Caller reputation scoring
- Blacklist/whitelist management
- Pattern-based blocking
- User reporting
Customization:
- Per-user settings
- Organization policies
- Exception lists
- Action rules (block/flag/allow)
Dedicated Audio Servers (Shield+ & Enterprise)
Secure audio processing on dedicated infrastructure.
Features:
- Encrypted media streams
- Dedicated processing capacity
- Geographic redundancy
- Low latency routing
- Quality monitoring
Upgraded TLS (Shield+ & Enterprise)
Enhanced encryption for all signaling and media.
Security:
- TLS 1.3 support
- Perfect forward secrecy
- Strong cipher suites
- Certificate pinning
- SRTP for media
Webhooks (Shield+ & Enterprise)
Real-time security event notifications.
Events:
- Fraud attempts
- Attack detections
- Threshold alerts
- System status changes
- Custom triggers
Integration:
- REST API webhooks
- Custom endpoints
- Payload customization
- Retry logic
Real-time Alerts
Immediate notification of security events.
Channels:
- Email notifications
- SMS alerts
- Dashboard notifications
- Webhook delivery
- SIEM integration
Alert Types:
- Critical security events
- Fraud detection
- System health
- Threshold violations
- Custom conditions