METHOD AND SYSTEM FOR INCREASING SECURITY OF A SECURE CONNECTION

The invention describes a method and system for verifying the link between a public key and a server's identity without relying on the trustworthiness of the root certificate of the server's certificate chain. The system establishes a secure socket layer type connection between a client an...

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Bibliographische Detailangaben
1. Verfasser: COULIER, Frank
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The invention describes a method and system for verifying the link between a public key and a server's identity without relying on the trustworthiness of the root certificate of the server's certificate chain. The system establishes a secure socket layer type connection between a client and a server. The client and the server create an identical authentication key using a shared secret known to the server and the client. Next, the server transmits a first encrypted message to the client, wherein the first encrypted message includes the server's public key encrypted with the authentication key. Then, the client decrypts the first encrypted message and verifies the correctness of that message including comparing the public key included in the decrypted first encrypted message to the public key transmitted during the set-up of the secure socket layer type connection to authenticate the client.