- Author: Lockmasters Incorporated
- Language: English
- Year: 2010
- Author: Mul-T-Lock
- Language: English
- Year: 2007
- Author: Benjamin Laxton Kai Wang Stefan Savage
- Language: English
- Year: 2008
- Author: Matt Blaze
- Language: English
- Year: 2003
- Author: Eric Michaud Rift Recon
- Language: English
- Year: 2014
- Author: United States Secret Service
- Language: English
- Year: 2015
- Author: Alberto Daniel Hill
- Language: English
- Year: 2020
- Author: Adarsh Nair Greeshma M. R.
- Language: English
- Year: 2023