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Welcome to DISCRYPT, a dynamic research group from Universitat Autònoma de Barcelona dedicated to advancing knowledge in cybersecurity, cryptography, blockchain technologies, and data privacy.

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Bitcoin Core

HomeBitcoin Core
by Pol Espinasa i Vilarrasa
September 16, 2025
Bitcoin Core, Bitcoin-Cli, Layer 1, Nodes

How UTXO set can help us synchronize a Bitcoin node

Accelerating Bitcoin Initial Sync with the UTXO Set We’ve all experienced situations where our Bitcoin node stops working—maybe the Raspberry Pi crashes, the disk...
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by Domènec Madrid Hernández
April 25, 2025
Bitcoin Core, Docker & Deployment, Layer 1, Research, SegWit & Taproot from Genesis, Testnet/Mainnet Clone, Wallet Fingerprint

Building Your Own Mainnet

During my initial research period at UAB, I began developing a replica of the real Bitcoin mainnet. While this might sound unusual—especially given the...
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by Gorka Pineda Burgueño
April 7, 2025
Bitcoin Core, Layer 1, Machine Learning, Performance Optimization, Research, UTXO Management

Using Machine Learning to Speed Up Bitcoin Core

We’ve recently submitted our latest paper to the 2025 7th International Conference on Blockchain Computing and Applications (BCCA), which will take place in Croatia. In...
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Recent Posts

  • Covert-Nonce Channel Attacks in Bitcoin Hardware Wallets
  • Quantum threat on Bitcoin
  • How UTXO set can help us synchronize a Bitcoin node
  • Wallet fingerprinting in Bitcoin and its privacy implications
  • Replace By Fee

Recent Comments

  1. satoshi on How UTXO set can help us synchronize a Bitcoin node
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Focused on the design, analysis, and implementation of cryptographic protocols and privacy-preserving technologies for decentralized systems.

  • Edifici Q, Carrer de les Sitges, 08193 Barcelona
  • 935813049

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September 16, 2025
How UTXO set can help us synchronize a Bitcoin node
July 25, 2025
Wallet fingerprinting in Bitcoin and its privacy implications
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