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description PDP is a cryptographic protocol that verifies storage providers hold client data. It is a core component of Filecoin Onchain Cloud.

PDP (Proof of Data Possession)

PDP is a challenge-response protocol that lets applications verify storage providers still hold specific data without re-downloading it. It is a core component of Filecoin Onchain Cloud (FOC), where it powers the verification layer for FWSS and Filecoin Pay.

Table of contents

  • About PDP — how the protocol works, when to use it, and what it replaces
  • Install and run PDP — set up a PDP-enabled storage provider with Lotus, YugabyteDB, and Curio