S2 safes are very muck like a Document safe but with an improved and tested S2 burglar rating, which gives them one of the best burglar protecting abilities on the market, the great majority of our S2 safes are also fire protection rated (in line with Document safes). Hence the S2 safe is pretty much an All-in-one safe and therefore perfectly suited for both company and private security. The S2-rating, is a europén standards approved for storage of various values in multiple European countries. If you know some swedish you can read more about burglar ratings on ArkiWiki!