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UUID Generator
Generate cryptographically strong UUIDs (Version 4).
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Frequently Asked Questions
Are there duplicates?
The probability of a collision is virtually zero (1 in 2^122).
What is UUID v4?
UUID v4 (Version 4) is a randomly generated universally unique identifier. It consists of 32 hexadecimal digits displayed in 5 groups separated by hyphens.
Can I use UUIDs as primary keys?
Yes, UUIDs are excellent for database primary keys, especially in distributed systems where unique IDs need to be generated across multiple servers without coordination.
Is the generation secure?
Yes, we use the Web Crypto API with cryptographically strong random number generation (CSPRNG), ensuring high entropy and unpredictability.
Can I generate UUIDs in bulk?
Yes, you can generate up to 10,000 UUIDs at once with a single click, perfect for bulk data imports or testing.
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