![Came home to find this device attached to my front door covering the key lock. What is it and what should I do? Is it safe to open? Who would have installed Came home to find this device attached to my front door covering the key lock. What is it and what should I do? Is it safe to open? Who would have installed](https://i.redd.it/rina9xb5stl81.jpg)
Came home to find this device attached to my front door covering the key lock. What is it and what should I do? Is it safe to open? Who would have installed
![BESTTEN Keyed Entry Door Knob with Lock, Interior and Exterior Door Lock, Standard Ball, Satin Nickel : Amazon.co.uk: DIY & Tools BESTTEN Keyed Entry Door Knob with Lock, Interior and Exterior Door Lock, Standard Ball, Satin Nickel : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/61gaKZxztWL.jpg)
BESTTEN Keyed Entry Door Knob with Lock, Interior and Exterior Door Lock, Standard Ball, Satin Nickel : Amazon.co.uk: DIY & Tools
![PVD Gold Stainless Steel Bedroom Entry Door Key Handle Lock - China Household Mortise Locks, Doorlock | Made-in-China.com PVD Gold Stainless Steel Bedroom Entry Door Key Handle Lock - China Household Mortise Locks, Doorlock | Made-in-China.com](https://image.made-in-china.com/202f0j00EwKQMbiLSmod/PVD-Gold-Stainless-Steel-Bedroom-Entry-Door-Key-Handle-Lock.webp)