Vigenere Cipher in Java

The Vigenere cipher is a classic method of encryption that utilizes a keyword to create a more complex substitution, making…

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A Guide to Encryption and Decryption in Java

In today’s digital world, where information travels at lightning speed across networks, ensuring its security is paramount. Sensitive data like…

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Apache Payara: Let’s Encrypt

Some time ago, I wrote a small tutorial on how you can generate Let’s Encrypt SSL certificates and install them…

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In encryption we trust! A tutorial

Many people view encryption as a complicated subject, something difficult to understand. And certain aspects of its implementation can be,…

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Protecting Sensitive Data

If you are building a service that stores sensitive data, your number one concern should be how to protect it.…

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Encryption is not Binary

If you ask someone if they require encryption on their device, first of all, you will likely get one of…

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Secure Encryption in Java

Last time I wrote about cryptography, I outlined Apache Shiro crypto API and shown how to use its two symmetric…

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