Blog
Updates & guides from credential.help.
Learn how to create and manage strong passwords, passphrases, API tokens, UUIDs, hashes, JWTs, and more.
Featured
What Is TOON Format? The Compact JSON Alternative for LLM Prompts
Learn how TOON format reduces LLM token usage by ~40% while preserving the full JSON data model. Understand when to use it, how it works, and why it matters for AI applications.
What Is a Password Manager and How Does It Work?
Password managers remember your passwords so you don't have to. Here's how they work, why they're essential for security, and what to look for in a good one.
How Secure Are Browser Password Managers?
Chrome, Firefox, and Safari now offer built-in password managers — but are they secure enough? Here's what you need to know before relying on them.
UUID vs ULID: What’s the Difference and Which One Should You Use?
Learn the real differences between UUIDs and ULIDs, why developers are moving away from UUIDv4, and when each format makes sense.
SHA-256, SHA-1, MD5: What’s the Difference? Which Should You Use Today?
A simple explanation of modern hashing algorithms, how they differ, where they're used, and which ones are safe for 2025.