> For the complete documentation index, see [llms.txt](https://davidjosearaujo.gitbook.io/online-courses/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://davidjosearaujo.gitbook.io/online-courses/blockchain-security/beyond-the-basics/advanced-cryptography-in-blockchain/stealth-addresses.md).

# Stealth addresses

One-time blockchain recipient addresses. **Impossible to determine recipient of a transaction and impossible to link multiple transactions to same recipient**

Recipient provides public address to the sender. Sender computes a one-time address and a tag using public address, the recipient uses tag to identify transactions intended for them