# Sandwich Attack ⎊ Definition

**Published:** 2025-12-15
**Author:** Greeks.live
**Categories:** Definition

---

## Sandwich Attack

A sandwich attack is a specific type of frontrunning where an attacker surrounds a victim's transaction with two of their own transactions. First, the attacker buys an asset just before the victim's trade, which pushes the price of the asset up.

The victim's trade then executes at this higher price, causing significant slippage for the victim. Finally, the attacker sells the asset immediately after the victim's trade, capturing the profit from the price increase caused by the victim's order.

This strategy effectively traps the victim in the middle, forcing them to execute at a disadvantageous price. Sandwich attacks are highly prevalent in automated market makers and represent a significant cost to retail traders who do not use protective measures.

It is a classic example of exploiting information asymmetry in the mempool.

- [Decentralized Exchange](https://term.greeks.live/definition/decentralized-exchange/)

- [Liquidation Risk Management](https://term.greeks.live/definition/liquidation-risk-management/)

- [Sybil Attack Resistance](https://term.greeks.live/definition/sybil-attack-resistance/)

- [Trading Expenses](https://term.greeks.live/definition/trading-expenses/)

- [Flash Loan Attack Prevention](https://term.greeks.live/definition/flash-loan-attack-prevention/)

- [Liquidity Provider](https://term.greeks.live/definition/liquidity-provider/)

- [Cross-Chain Replay Attack Prevention](https://term.greeks.live/definition/cross-chain-replay-attack-prevention/)

- [Flash Loan Attack Simulation](https://term.greeks.live/definition/flash-loan-attack-simulation/)

## Glossary

### [AMMs](https://term.greeks.live/area/amms/)

Architecture ⎊ Automated Market Makers represent a fundamental shift in exchange design, moving away from traditional order book models to liquidity pools governed by algorithmic formulas.

### [Total Attack Cost](https://term.greeks.live/area/total-attack-cost/)

Cost ⎊ The Total Attack Cost represents the aggregate financial burden incurred when executing a coordinated and malicious strategy aimed at manipulating or disrupting a cryptocurrency, options, or derivatives market.

### [Liquidation Engine Attack](https://term.greeks.live/area/liquidation-engine-attack/)

Algorithm ⎊ A Liquidation Engine Attack exploits vulnerabilities within the automated liquidation protocols of decentralized finance (DeFi) platforms, particularly those utilizing over-collateralized loan positions.

### [Systemic Risk Assessment Methodologies](https://term.greeks.live/area/systemic-risk-assessment-methodologies/)

Algorithm ⎊ ⎊ Systemic Risk Assessment Methodologies increasingly rely on algorithmic approaches to model complex interdependencies within cryptocurrency markets, options trading, and financial derivatives.

### [51% Attack Cost](https://term.greeks.live/area/51-attack-cost/)

Cost ⎊ A 51% Attack Cost represents the economic expenditure required to gain control of a majority of the hashing power within a Proof-of-Work blockchain network, enabling the attacker to manipulate transaction history.

### [Attack Vectors](https://term.greeks.live/area/attack-vectors/)

Action ⎊ Attack vectors, within cryptocurrency, options trading, and financial derivatives, represent the specific pathways or methods leveraged by malicious actors to compromise systems, exploit vulnerabilities, or illicitly gain advantage.

### [Value Redistribution](https://term.greeks.live/area/value-redistribution/)

Action ⎊ Value redistribution, within cryptocurrency and derivatives, represents a dynamic shift in economic benefit stemming from protocol mechanisms or market participant strategies.

### [DAO Attack](https://term.greeks.live/area/dao-attack/)

Vulnerability ⎊ A DAO attack exploits vulnerabilities within a decentralized autonomous organization's smart contract code or governance structure to gain unauthorized control or extract funds.

### [Volatility Risk Assessment Software](https://term.greeks.live/area/volatility-risk-assessment-software/)

Algorithm ⎊ Volatility Risk Assessment Software leverages sophisticated quantitative algorithms to model and forecast potential losses arising from fluctuations in asset prices.

### [Attack Option Strike Price](https://term.greeks.live/area/attack-option-strike-price/)

Price ⎊ The Attack Option Strike Price represents a predetermined level at which an option contract holder can buy or sell an underlying cryptocurrency asset, forming a critical component in derivative strategies.

## Discover More

### [MEV Resistance](https://term.greeks.live/definition/mev-resistance/)
![A detailed focus on a stylized digital mechanism resembling an advanced sensor or processing core. The glowing green concentric rings symbolize continuous on-chain data analysis and active monitoring within a decentralized finance ecosystem. This represents an automated market maker AMM or an algorithmic trading bot assessing real-time volatility skew and identifying arbitrage opportunities. The surrounding dark structure reflects the complexity of liquidity pools and the high-frequency nature of perpetual futures markets. The glowing core indicates active execution of complex strategies and risk management protocols for digital asset derivatives.](https://term.greeks.live/wp-content/uploads/2025/12/algorithmic-perpetual-futures-execution-engine-digital-asset-risk-aggregation-node.webp)

Meaning ⎊ Strategies to reduce or eliminate the negative impact of transaction reordering and manipulation on user trade execution.

### [Arbitrage Prevention](https://term.greeks.live/term/arbitrage-prevention/)
![A detailed abstract 3D render displays a complex assembly of geometric shapes, primarily featuring a central green metallic ring and a pointed, layered front structure. This composition represents the architecture of a multi-asset derivative product within a Decentralized Finance DeFi protocol. The layered structure symbolizes different risk tranches and collateralization mechanisms used in a Collateralized Debt Position CDP. The central green ring signifies a liquidity pool, an Automated Market Maker AMM function, or a real-time oracle network providing data feed for yield generation and automated arbitrage opportunities across various synthetic assets.](https://term.greeks.live/wp-content/uploads/2025/12/multilayered-collateralized-debt-position-architecture-for-synthetic-asset-arbitrage-and-volatility-tranches.webp)

Meaning ⎊ Arbitrage prevention in crypto options involves architectural design choices that minimize mispricing and protect liquidity providers from systematic value extraction.

### [Order Book Slippage Model](https://term.greeks.live/term/order-book-slippage-model/)
![A futuristic, propeller-driven aircraft model represents an advanced algorithmic execution bot. Its streamlined form symbolizes high-frequency trading HFT and automated liquidity provision ALP in decentralized finance DeFi markets, minimizing slippage. The green glowing light signifies profitable automated quantitative strategies and efficient programmatic risk management, crucial for options derivatives. The propeller represents market momentum and the constant force driving price discovery and arbitrage opportunities across various liquidity pools.](https://term.greeks.live/wp-content/uploads/2025/12/algorithmic-high-frequency-trading-bot-for-decentralized-finance-options-market-execution-and-liquidity-provision.webp)

Meaning ⎊ The Order Book Slippage Model quantifies non-linear price degradation to optimize execution and manage risk in fragmented digital asset markets.

### [Slippage Risk](https://term.greeks.live/definition/slippage-risk/)
![A highly detailed schematic representing a sophisticated DeFi options protocol, focusing on its underlying collateralization mechanism. The central green shaft symbolizes liquidity flow and underlying asset value processed by a complex smart contract architecture. The dark blue housing represents the core automated market maker AMM logic, while the vibrant green accents highlight critical risk parameters and funding rate calculations. This visual metaphor illustrates how perpetual swaps and financial derivatives are managed within a transparent decentralized ecosystem, ensuring efficient settlement and robust risk management through automated liquidation mechanisms.](https://term.greeks.live/wp-content/uploads/2025/12/decentralized-perpetual-options-protocol-collateralization-mechanism-and-automated-liquidity-provision-logic-diagram.webp)

Meaning ⎊ The risk of execution at a less favorable price due to insufficient liquidity or rapid market movement during order filling.

### [Front-Running Defense](https://term.greeks.live/definition/front-running-defense/)
![A stylized abstract form visualizes a high-frequency trading algorithm's architecture. The sharp angles represent market volatility and rapid price movements in perpetual futures. Interlocking components illustrate complex structured products and risk management strategies. The design captures the automated market maker AMM process where RFQ calculations drive liquidity provision, demonstrating smart contract execution and oracle data feed integration within decentralized finance protocols.](https://term.greeks.live/wp-content/uploads/2025/12/high-frequency-trading-bot-visualizing-crypto-perpetual-futures-market-volatility-and-structured-product-design.webp)

Meaning ⎊ Technical mechanisms designed to prevent attackers from inserting transactions to exploit pending orders in the mempool.

### [Attack Cost](https://term.greeks.live/term/attack-cost/)
![A layered mechanical structure represents a sophisticated financial engineering framework, specifically for structured derivative products. The intricate components symbolize a multi-tranche architecture where different risk profiles are isolated. The glowing green element signifies an active algorithmic engine for automated market making, providing dynamic pricing mechanisms and ensuring real-time oracle data integrity. The complex internal structure reflects a high-frequency trading protocol designed for risk-neutral strategies in decentralized finance, maximizing alpha generation through precise execution and automated rebalancing.](https://term.greeks.live/wp-content/uploads/2025/12/quant-driven-infrastructure-for-dynamic-option-pricing-models-and-derivative-settlement-logic.webp)

Meaning ⎊ The Oracle Attack Cost is the dynamic capital expenditure required to corrupt a decentralized derivatives price feed, serving as the protocol's economic barrier against profitable systemic exploitation.

### [Economic Security Mechanisms](https://term.greeks.live/definition/economic-security-mechanisms/)
![A complex, multi-layered mechanism illustrating the architecture of decentralized finance protocols. The concentric rings symbolize different layers of a Layer 2 scaling solution, such as data availability, execution environment, and collateral management. This structured design represents the intricate interplay required for high-throughput transactions and efficient liquidity provision, essential for advanced derivative products and automated market makers AMMs. The components reflect the precision needed in smart contracts for yield generation and risk management within a decentralized ecosystem.](https://term.greeks.live/wp-content/uploads/2025/12/layered-architecture-of-decentralized-protocols-optimistic-rollup-mechanisms-and-staking-interplay.webp)

Meaning ⎊ Game-theoretic designs that make attacking a protocol economically irrational by increasing costs and imposing penalties.

### [Blockchain Constraints](https://term.greeks.live/term/blockchain-constraints/)
![A visual representation of multi-asset investment strategy within decentralized finance DeFi, highlighting layered architecture and asset diversification. The undulating bands symbolize market volatility hedging in options trading, where different asset classes are managed through liquidity pools and interoperability protocols. The complex interplay visualizes derivative pricing and risk stratification across multiple financial instruments. This abstract model captures the dynamic nature of basis trading and supply chain finance in a digital environment.](https://term.greeks.live/wp-content/uploads/2025/12/abstract-visualization-of-layered-blockchain-architecture-and-decentralized-finance-interoperability-protocols.webp)

Meaning ⎊ Blockchain constraints are the architectural limitations of distributed ledgers that dictate the cost, latency, and capital efficiency of decentralized options protocols.

### [Oracle Manipulation Defense](https://term.greeks.live/definition/oracle-manipulation-defense/)
![This high-tech structure represents a sophisticated financial algorithm designed to implement advanced risk hedging strategies in cryptocurrency derivative markets. The layered components symbolize the complexities of synthetic assets and collateralized debt positions CDPs, managing leverage within decentralized finance protocols. The grasping form illustrates the process of capturing liquidity and executing arbitrage opportunities. It metaphorically depicts the precision needed in automated market maker protocols to navigate slippage and minimize risk exposure in high-volatility environments through price discovery mechanisms.](https://term.greeks.live/wp-content/uploads/2025/12/layered-risk-hedging-strategies-and-collateralization-mechanisms-in-decentralized-finance-derivative-markets.webp)

Meaning ⎊ Technical and economic measures used to ensure price feeds remain accurate and resistant to external tampering.

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---

**Original URL:** https://term.greeks.live/definition/sandwich-attack/
