A ransomware group called MedusaLocker claimed to have attacked Atencio Engineering, a civil engineering and land surveying firm, on May 5, 2026. The alleged attack was reported by Dexpose. Atencio Engineering provides services such as site plans, boundary surveys, and flood plain analysis to clients in Colorado.
As of now, there is no official confirmation from Atencio Engineering or regulatory bodies regarding this incident. The types of data potentially exposed, the number of individuals affected, and the specific states impacted remain unclear. There is no information available about whether the incident involved sensitive data like Social Security numbers, medical records, or financial information.
It is important to note that details about data breaches can emerge over time, and official notices may be delayed.