Block Engineering: Quantum Cascade Laser Products

Block Engineering LLC, Block Mems LLC, and Block Engineering Inc. issued a Massachusetts Attorney General data privacy incident notice. The breach involved personal information consisting of names combined with B2B data elements. The company is offering 24 months of complimentary identity monitoring services (credit monitoring, fraud consultation, and identity theft restoration) provided by Kroll to affected individuals.

Block Engineering LLC, a manufacturing company, experienced a ransomware incident attributed to the group Play. Unauthorized access occurred between March 16-17, 2026, and was discovered on March 18, 2026. The attacker exfiltrated data and published it on a leak site on March 27, 2026. The breach affected 5 New Hampshire residents, exposing names and Social Security numbers. The company engaged forensic investigators, secured its network, and offered 12 months of credit monitoring.