Representational State Transfer (REST) is an architectural style for distributed systems that defines constraints on how clients and servers interact, commonly over HTTP, supporting stateless, cacheable, uniform APIs that enterprises use to expose and manage services across heterogeneous applications and platforms.
Opto 22 has addressed a critical vulnerability in its GRV-EPIC and groov RIO products that could allow remote code execution with root privileges. Users are advised to update to firmware version 4.0.3. Recommended cybersecurity measures for organizations have been outlined by CISA.