[Windows Store App]How to perform RSA data encryption with x509 certificate based key in Windows Store application

How to perform RSA data encryption with x509 certificate based key in Windows Store application        Windows Store application (Windows Runtime) has provided rich support on cryptography and PKI programming. We can use the built-in classes to perform common crypto operations like symmetric & asymmetric encryption, digital signing, hashing, etc… (see reference below):  …

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[WCF]Secure a dynamically added message header via behavior extension(part 2)

[WCF]Secure a dynamically added message header via behavior extension(part 2)   This article is the continue of my previous one demonstrating how to secure a custom message header added dynamically in WCF message. In the previous part 1, I use a custom ContractBehavior to inject the security protectionRequirement that is necessary for securing our dynamically…

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[WCF]Secure a dynamically added message header via behavior extension (part 1)

[WCF]Secure a dynamically added message header via behavior extension (part 1)   Recently I receive some questions about how to sign/encrypt a custom message header which is dynamically added when calling WCF service.   Sure, sign/encrypt means that we’re using message layer security and in most cases, we’ll specify how the WCF message will be…

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