 AUSTIN, Texas, March 16, 2021 PRNewswire -- Silicon Labs NASDAQ: SLAB, a leading provider of silicon, software and solutions for a smarter, more connected world, officially became the worlds first silicon innovator to achieve PSA Certifieds highest level of IoT hardware and software security protection. PSA Certified a respected security body for Internet of Things IoT hardware, software and devices co-founded by Arm awarded PSA Certified Level 3 status to Silicon Labs EFR32MG21, a wireless SoC with Secure Vault. 