QuStream Documentation

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How QuStream Encryption Works ​

Overview ​

QuStream introduces a completely new approach to encryption, leveraging quantum randomness, dynamic key generation, and decentralized sharded storage to ensure post-quantum security. Unlike conventional blockchain encryption, which relies on static private keys, QuStream generates one-time-use encryption keys for every request, ensuring that no long-term secrets exist to be compromised.

This system is provably secure with 504-bit quantum hardness, relying on mathematically immutable principles rather than computational difficulty assumptions.

How the QuStream Encryption Process Works ​

1️⃣ User Registration & Identity Handling ​

Before encryption keys can be requested, users must register within the QuStream network:

  • Each user receives a rotating Unique Identifier (rUID).
  • This rUID is dynamically updated and tied to a one-time passphrase, ensuring that each encryption request can be securely authenticated.
  • Users can link multiple devices to their ID via QuStream's Authenticator App.

Learn More → Authenticator App & ID Security

2️⃣ Requesting an Encryption Key ​

Whenever a user, institution, or blockchain network requires encryption, the QuStream key request process begins:

  • The user (or system) submits a Key Request.
  • Validator Nodes validate the request and forward it to Encryption Nodes.
  • A Quantum Random Number Generator (QRNG) generates a 2,097,152-bit random block (R) to act as the encryption material.

Learn More → Key Request Process

3️⃣ Sharded Key Storage & Distribution ​

  • QuStream splits key generation material (kGen) into 18 segments, which are inserted at random locations inside R.
  • A 40-bit suffix (P) is attached to each key segment, containing metadata about its location, order, and size.
  • A bitwise XOR operation obfuscates this metadata, ensuring that only authorized users can reconstruct the encryption key.

Learn More → Sharded Data Storage

4️⃣ Secure Key Retrieval & Usage ​

Once the encryption request has been processed:

  • The modified sharded key block (R') is sent back to the user or system.
  • The user's device scans R' for its assigned rUIDs, which indicate where their encryption segments are stored.
  • The system reconstructs the encryption key by extracting, ordering, and combining the segments.
  • A final validation ensures integrity, and the encryption key is used for data encryption or transaction signing.

Learn More → Encryption Nodes

Why QuStream Encryption is Unbreakable? ​

✅ No Static Private Keys – Each encryption request generates a new unique key, meaning there’s nothing for attackers to steal.
✅ Quantum Randomness – Encryption material is derived from a QRNG, making it impossible to predict or backdoor.
✅ Sharded Storage – Encryption keys are distributed across decentralized nodes, ensuring no single entity has full access.
✅ Combinatorial Explosion – The possible key arrangements are too vast for even quantum computers to brute-force.

Conclusion ​

QuStream eliminates the weaknesses of traditional blockchain encryption by introducing mathematically proven quantum-safe encryption. Every encryption request is randomized, sharded, and secured, ensuring that blockchain transactions, institutional data, and private communications remain unbreakable in the quantum era.

Next Steps ​