DEFI LIBRARY FOUNDATIONAL CONCEPTS

Blockchain And Security Terms - Explanation Of Reentrancy

Reentrancy occurs when a contract repeatedly calls itself before state changes, allowing attackers to drain funds by exploiting unprotected function calls.

DEFI LIBRARY FOUNDATIONAL CONCEPTS • BLOCKCHAIN AND SECURITY TERMS • EXPLANATION OF REENTRANCY

More to Explore

Across the site
Ivan Nikita right, liquidity is the real bottleneck. I heard about a contract that failed because there was no one to close t... on Navigating Complex Derivatives in DeFi A... Nov 12, 2025 |
Nikita This thread is getting interesting. Just want to add that while these products are innovative, the liquidity risk is oft... on Navigating Complex Derivatives in DeFi A... Nov 12, 2025 |
Ivan Still, the computational cost for the rolling Bayesian model is insane. Not scalable for many assets. The paper lacks a... on Dynamic DeFi Yield Forecasting Through T... Nov 10, 2025 |
Lucia Also, the article hints at a real‑time dashboard we could integrate with our portfolio tracker. If the API is exposed, t... on Dynamic DeFi Yield Forecasting Through T... Nov 07, 2025 |
Emma Tiberius, great to hear your success, but you must remember that past performance doesn't guarantee future results. Mark... on Navigating Complex Derivatives in DeFi A... Nov 07, 2025 |
Yulia Sofia, I get where you're coming from but I have to disagree. In my recent audit, the majority of gas savings came from... on Understanding Layer Two Optimistic and Z... Nov 07, 2025 |
Ivan Yo, I built a bot using their vectors. It worked for a week then froze due to a liquidity drain. So yeah, risk is real. on Arbitrage Vectors Across Chains Revealin... Nov 05, 2025 |
Lucius I remain skeptical about the risk metrics presented. The Sharpe ratio on DeFi assets is meaningless when liquidity can e... on Modeling DeFi Portfolio Risk with Mathem... Nov 04, 2025 |
Sofia Honestly, this post is too basic for anyone who’s been in the space since 2017. Rollups are not a silver bullet. They’re... on Understanding Layer Two Optimistic and Z... Nov 04, 2025 |
Marco People keep talking about scalability. We ran the rolling Bayesian on a 30‑asset portfolio and the compute was under 200... on Dynamic DeFi Yield Forecasting Through T... Nov 04, 2025 |
John Just want to say the authors did a solid job. They even mentioned the need for continuous re‑balancing, which is crucial... on Modeling DeFi Portfolio Risk with Mathem... Nov 03, 2025 |
Lena Seriously? Oracle manipulation? That’s a serious oversight. Anyone reading this should also check how many off-chain dat... on Advanced DeFi Projects Unveiled Deep Div... Nov 02, 2025 |
Mateo Ayo, so what you saying is, we can dodge those gas fees by hopping onto L2? I’m not tryna be a tech geek, but if it work... on Understanding Layer Two Optimistic and Z... Nov 02, 2025 |
Tiberius I built a structured product last year that outperformed traditional ETFs by 15% annually. This article underestimates t... on Navigating Complex Derivatives in DeFi A... Nov 02, 2025 |
Alex Just re‑checked section 3.2. The bootstrap approach does reduce the cold start error but it still needs a decent amount... on Dynamic DeFi Yield Forecasting Through T... Nov 02, 2025 |
Sergey Does anyone have real-world examples where delegated authority actually prevented a crash? I’d like to see concrete data... on Building Resilient Decentralized Systems... Nov 01, 2025 |
Nikita Honestly, the paper overestimates diversification benefits. The correlation matrix is built on historical data that migh... on Modeling DeFi Portfolio Risk with Mathem... Nov 01, 2025 |
Elena All in all, the article provides a solid blueprint. The challenge now is execution—deploying an L3 that can truly compet... on Building Layer Three Networks for Target... Nov 01, 2025 |
Elena The article rightly emphasizes the importance of delegating authority to specialised actors. However, I would have appre... on Building Resilient Decentralized Systems... Oct 31, 2025 |
Lucia Honestly, I was lost when I first heard about rollups. The article helped clear things up. Layer 2 is basically an overl... on Understanding Layer Two Optimistic and Z... Oct 31, 2025 |
Ivan Nikita right, liquidity is the real bottleneck. I heard about a contract that failed because there was no one to close t... on Navigating Complex Derivatives in DeFi A... Nov 12, 2025 |
Nikita This thread is getting interesting. Just want to add that while these products are innovative, the liquidity risk is oft... on Navigating Complex Derivatives in DeFi A... Nov 12, 2025 |
Ivan Still, the computational cost for the rolling Bayesian model is insane. Not scalable for many assets. The paper lacks a... on Dynamic DeFi Yield Forecasting Through T... Nov 10, 2025 |
Lucia Also, the article hints at a real‑time dashboard we could integrate with our portfolio tracker. If the API is exposed, t... on Dynamic DeFi Yield Forecasting Through T... Nov 07, 2025 |
Emma Tiberius, great to hear your success, but you must remember that past performance doesn't guarantee future results. Mark... on Navigating Complex Derivatives in DeFi A... Nov 07, 2025 |
Yulia Sofia, I get where you're coming from but I have to disagree. In my recent audit, the majority of gas savings came from... on Understanding Layer Two Optimistic and Z... Nov 07, 2025 |
Ivan Yo, I built a bot using their vectors. It worked for a week then froze due to a liquidity drain. So yeah, risk is real. on Arbitrage Vectors Across Chains Revealin... Nov 05, 2025 |
Lucius I remain skeptical about the risk metrics presented. The Sharpe ratio on DeFi assets is meaningless when liquidity can e... on Modeling DeFi Portfolio Risk with Mathem... Nov 04, 2025 |
Sofia Honestly, this post is too basic for anyone who’s been in the space since 2017. Rollups are not a silver bullet. They’re... on Understanding Layer Two Optimistic and Z... Nov 04, 2025 |
Marco People keep talking about scalability. We ran the rolling Bayesian on a 30‑asset portfolio and the compute was under 200... on Dynamic DeFi Yield Forecasting Through T... Nov 04, 2025 |
John Just want to say the authors did a solid job. They even mentioned the need for continuous re‑balancing, which is crucial... on Modeling DeFi Portfolio Risk with Mathem... Nov 03, 2025 |
Lena Seriously? Oracle manipulation? That’s a serious oversight. Anyone reading this should also check how many off-chain dat... on Advanced DeFi Projects Unveiled Deep Div... Nov 02, 2025 |
Mateo Ayo, so what you saying is, we can dodge those gas fees by hopping onto L2? I’m not tryna be a tech geek, but if it work... on Understanding Layer Two Optimistic and Z... Nov 02, 2025 |
Tiberius I built a structured product last year that outperformed traditional ETFs by 15% annually. This article underestimates t... on Navigating Complex Derivatives in DeFi A... Nov 02, 2025 |
Alex Just re‑checked section 3.2. The bootstrap approach does reduce the cold start error but it still needs a decent amount... on Dynamic DeFi Yield Forecasting Through T... Nov 02, 2025 |
Sergey Does anyone have real-world examples where delegated authority actually prevented a crash? I’d like to see concrete data... on Building Resilient Decentralized Systems... Nov 01, 2025 |
Nikita Honestly, the paper overestimates diversification benefits. The correlation matrix is built on historical data that migh... on Modeling DeFi Portfolio Risk with Mathem... Nov 01, 2025 |
Elena All in all, the article provides a solid blueprint. The challenge now is execution—deploying an L3 that can truly compet... on Building Layer Three Networks for Target... Nov 01, 2025 |
Elena The article rightly emphasizes the importance of delegating authority to specialised actors. However, I would have appre... on Building Resilient Decentralized Systems... Oct 31, 2025 |
Lucia Honestly, I was lost when I first heard about rollups. The article helped clear things up. Layer 2 is basically an overl... on Understanding Layer Two Optimistic and Z... Oct 31, 2025 |