Keiko OGAWA Patent applications |
Patent application number | Title | Published |
20120066489 | TCP/IP-BASED COMMUNICATION SYSTEM AND ASSOCIATED METHODOLOGY PROVIDING AN ENHANCED TRANSPORT LAYER PROTOCOL - A more secure TCP/IP protocol stack is provided having an enhanced transport layer. Encryption and decryption logic is arranged on the transmission side and on the reception side for processing a payload of a transport layer protocol, such as TCP or UDP. By employing this enhanced transport layer, a cryptograph process communication can be realized by dissolving various kinds of restrictions which a conventional IPsec or SSL possesses without affecting upper layer processing, and, at the same time, maintaining compatibility with the IP layer. | 03-15-2012 |
20100049978 | CLIENT DEVICE, MAIL SYSTEM, PROGRAM, AND RECORDING MEDIUM - A mail system having high security is realized by mounting TCP2 for mail communication between client apparatuses. The present invention relates to a mail communication system which is connected to a network and exchanges mails between client apparatuses provided with the existing mailers, and each client apparatus is mounted with a TCP2 driver. A TCP2 driver | 02-25-2010 |