4 US patent applications published on 04 April 2013 and assigned to Amazon
1 | 20130086663 | KEY DERIVATION TECHNIQUES |
2 | 20130086662 | PARAMETER BASED KEY DERIVATION |
3 | 20130086661 | TECHNIQUES FOR CLIENT CONTRUCTED SESSIONS |
4 | 20130085880 | IMPLEMENTATION OF SECURE COMMUNICATIONS IN A SUPPORT SYSTEM |