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cryptography

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We use passwords to ensure security and the confidentiality of our data. One of the biggest modern day crimes is identity theft, which is …

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Bitcoin is the new ‘virtual currency’ that has aroused the interest of millions of people, financial and banking institutions, and government agencies. As it …

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If you are a seasoned programmer, these tips and tricks will seem very familiar, and are probably already part of your repertoire. If you …

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Websites are no longer merely about having an “Internet presence” today, but are also used for commercial transactions and to transfer sensitive data. Such …

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Last month, we started this series to cover the important cyber attacks that impact critical IT infrastructure in organisations. The first was the denial-of-service …

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With the ever-expanding data requirements for Web applications, database administrators often configure security parameters at the OS and database layer. Unfortunately, administrators seldom consider …

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Wi-Fi technology has today become almost ubiquitous for wireless local area networks at offices, restaurants, homes, airports, hotels, etc. However, with increased Wi-Fi usage …

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Steganography and cryptography have been widely used to hide sensitive information. This article offers a brief introduction to how both these methods can be …

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[Segment 2.3] On the 9th day of our “voyage to the kernel”, we learn about cryptography.