Cryptography

Reentrancy Risk

A smart contract vulnerability where a contract can be called repeatedly before its first invocation is complete, often exploited for unauthorized withdrawals in DeFi protocols.

Quick answer: A smart contract vulnerability where a contract can be called repeatedly before its first invocation is complete, often exploited for unauthorized withdrawals in DeFi protocols.

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Quick answer

A smart contract vulnerability where a contract can be called repeatedly before its first invocation is complete, often exploited for unauthorized withdrawals in DeFi protocols.

Why it matters

Reentrancy Risk matters because it supports clear communication in Cryptography contexts for Financial Analysts, Bankers, and Traders. It also connects to aviation training and exam language such as CFA, ACCA, and FRM.

Editorial context

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Questions and answers

Questions and answers

What is Reentrancy Risk?

In this glossary, Reentrancy Risk refers to: A smart contract vulnerability where a contract can be called repeatedly before its first invocation is complete, often exploited for unauthorized withdrawals in DeFi protocols.

How is Reentrancy Risk used in finance?

In finance communication, this term appears in contexts such as: "Portfolio managers must assess DeFi contracts for reentrancy risk to prevent exploit-based asset loss, as highlighted in major protocol attacks."

Why does Reentrancy Risk matter in finance?

Reentrancy Risk matters because it supports clear communication in Cryptography contexts for Financial Analysts, Bankers, and Traders. It also connects to aviation training and exam language such as CFA, ACCA, and FRM.

Who uses Reentrancy Risk?

Reentrancy Risk is mainly used by Financial Analysts, Bankers, and Traders.

What category does Reentrancy Risk belong to?

In this glossary, Reentrancy Risk is grouped under Cryptography. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from CFA Institute, IFRS Foundation, FASB (GAAP), Basel III Framework and published by Protermify Finance as a static finance reference page.

Definition

A smart contract vulnerability where a contract can be called repeatedly before its first invocation is complete, often exploited for unauthorized withdrawals in DeFi protocols.

Operational example

Portfolio managers must assess DeFi contracts for reentrancy risk to prevent exploit-based asset loss, as highlighted in major protocol attacks.

Definition language

English reference definition

Source

CFA Institute, IFRS Foundation, FASB (GAAP), Basel III Framework

Category

Cryptography

Exam relevance

  • CFA
  • ACCA
  • FRM

Target audience

  • Financial Analysts
  • Bankers
  • Traders

Related terms

Use the related links below to continue through connected finance terminology.

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