Inventor

TRIANDOPOULOS NIKOLAOS

US65 patents

⚠️ This page may combine multiple inventors who share the name “TRIANDOPOULOS NIKOLAOS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TRIANDOPOULOS NIKOLAOS

EMC CORP

Protection of a secret on a mobile device using a secret-splitting technique with a fixed user share

Security-aware split-server passcode verification for one-time authentication tokens

Configurable one-time authentication tokens with improved resilience to attacks

Event-based data signing via time-based one-time authentication passcodes

Methods and apparatus for generating authenticated error correcting codes

System and method for key material protection on devices using a secret sharing scheme

Techniques for securing a centralized metadata distributed filesystem

Methods and apparatus for generalized password-based secret sharing

Delegatable pseudorandom functions and applications

Multi-server one-time passcode verification on respective high order and low order passcode portions

Multi-server passcode verification for one-time authentication tokens with auxiliary channel compatibility

Recovery mechanism for fault-tolerant split-server passcode verification of one-time authentication tokens

Credential recovery with the assistance of trusted entities

Forward secure pseudorandom number generation resilient to forward clock attacks

Generation of exfiltration-resilient cryptographic keys

Access management based on active environment comprising dynamically reconfigurable sets of smart objects

Authenticated hierarchical set operations and applications

Subject notification and consent for captured images

Authentication based on user-selected image overlay effects

Variable epoch scheduler for proactive cryptography systems

Authenticated pattern matching and exact path queries

Cryptographically linking data and authentication identifiers without explicit storage of linkage

Techniques for verifying search results over a distributed collection

EMC IP HOLDING CO LLC

Methods and apparatus for secret sharing with verifiable reconstruction type

Methods and apparatus for private set membership using aggregation for reduced communications

Proactivized threshold password-based secret sharing with flexible key rotation

Distributed proactive password-based secret sharing

Secure containers for flexible credential protection in devices

Methods and apparatus for password-based secret sharing schemes

Controlling user access to protected resource based on outcome of one-time passcode authentication token and predefined access policy

Forward secure one-time authentication tokens with embedded time hints

Time synchronization solutions for forward-secure one-time authentication tokens

Methods and apparatus for generating chaff passwords for use in a password-hardening system

JUELS ARI

Methods and apparatus for authenticating a user using multi-server one-time passcode verification

Method and apparatus for generating forward secure pseudorandom numbers

Methods and apparatus for embedding auxiliary information in one-time passcodes

Methods and apparatus for silent alarm channels using one-time passcode authentication tokens

Methods and apparatus for secure and reliable transmission of messages over a silent alarm channel

Methods and apparatus for secure, stealthy and reliable transmission of alert messages from a security alerting system

VAN DIJK Marten

Providing authentication codes which include token codes and biometric factors

Managing user access with mobile device posture

Controlling a soft token running within an electronic apparatus

Detecting soft token copies

Soft token posture assessment

PAPAMANTHOU CHARALAMPOS

Cryptographic accumulators for authenticated hash tables

System and method for optimal verification of operations on dynamic sets

BOWERS KEVIN D

Graph-based approach to deterring persistent security threats

BROWN UNIVERSTIY

Efficient content authentication in peer-to-peer networks

CORN THOMAS S

Methods and apparatus for knowledge-based authentication using historically-aware questionnaires

UNIV BROWN

Cryptographic accumulators for authenticated hash tables