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It is imperative that sensitive data should be protected from eavesdropping and malicious tampering during transit. An Obfuscated Transfer Object \[[Steel 05|AA. Java References#Steel 05]\] can be used to encrypt data in exchanges that involve multiple business tiers or end user systems. Obfuscation can be achieved, largely, by encrypting the sensitive object (sealing). This design pattern can further be supplemented to provide signature capabilities for guaranteeing object integrity. |
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