Various open source software projects I created in recent years. As one can see there is a strong focus on Android (in the past)
and Java cryptography/security themed libraries. Most of them can be found on GitHub and are published on Maven Central.
A Turndown Plugin parsing Stack Overflow HTML answers; converts it to GitHub-Flavored-Markdown (GFM) with correct language. Turndown is a JS Markdown Parser
A hugo shortcode that obfuscates email addresses; makes it more difficult for bots to crawl it from your website. Add the html file to your “layouts/shortcodes/” folder then you can use it in your content.
IDMask is a Java library for masking internal ids (e.g. from your DB) when they need to be published to hide their actual value and to prevent forging. It has support optional randomisation has a wide support for various Java types including long, UUID and BigInteger.
Implementation of the single-step key derivation function (KDF) as described in NIST Special Publication 800-56C Rev1 supporting messages digest and HMAC.
A Java standalone implementation of the bcrypt password hash function. Based on the Blowfish cipher it is the default password hash algorithm for OpenBSD and other systems including some Linux distributions. Includes a CLI Tool.