Differences between Hash functions, Symmetric & Asymmetric Algorithms

Cryptographic algorithms can be categorized into three classes: Hash functions, Symmetric and Asymmetric algorithms. This article sheds light on their differences, purpose and main fields of application.

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Is non-repudiation really non-repudiable with digital signatures?

What does non-repudiation mean? Repudiation means to reject or deny the validity of something. Non-repudiation is a legal concept that is widely used in information security. It refers to any service, which provides proof of the origin of data and the integrity of the data. In other words, non-repudiation makes it very difficult to successfully deny who/where a message came from as well as the authenticity of that message.

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Understanding non-repudiation of origin and non-repudiation of emission

This article sheds light on the two approaches to achieve non-repudiation of an electronic message: non-repudiation of emission and non-repudiation of origin.

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Centralized Authentication and Signing for E-Government

Achieve Non-Repudiation of Origin (NRO) and Non-Repudiation of Emission (NRE)

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Why banks need Non-Repudiation of Origin and Non-Repudiation of Emission

Have you ever heard the kind of sweet and innocent voice saying, “I didn’t eat my brother’s ice cream”, while the kid’s mouth and t-shirt are covered with chocolate and cream?

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