Dmitri Vinokurov

Managing undesirable content in IP video broadcast traffic

Soft denial of application actions over the network communications

Network-based DRM enforcement

Verifying authenticity of called party in telephony networks

On-demand authentication of call session party information during a telephone call

System, device and method for providing data availability for lost/stolen portable communication devices

System and method of network access security policy management for multimodal device

Detection of spam/telemarketing phone campaigns with impersonated caller identities in converged networks

System and method of network access security policy management by user and device

Transparent caller name authentication for authorized third party callers

Caller name authentication to prevent caller identity spoofing

System and method of securely processing lawfully intercepted network traffic

Application layer ingress filtering

Adaptable communication profiles in telephone networks

Detection and mitigation of unwanted bulk calls (spam) in VoIP networks

Detection of denial of service attacks against SIP (session initiation protocol) elements