company allegedly hacked as reported by Qilin ransomware with details: Yap1 Teknik was established in Istanbul in 1988 to operate in the static design & project planning and implementation of reinforced concrete, steel and timber structures in all national and international fields. Yap1 Teknik, with its quarter-century experience and expert staff, aims to ply high-quality and appropriate technical solutions in the application and developing of technology in numerous projects such as Housing and Business Centers, water treatment Plants, Bridges and factory Buildings, with the philosophy of producing safe, economical, functional, applicable and aesthetic structures.