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保护ZK:两个ZK漏洞的故事

保护ZK:两个ZK漏洞的故事

In our previous video, we discussed Advanced Formal Verification of ZKP: Verifying a ZK Instruction. By formally verifying each zkWasm instruction, we were able to completely verify the technical security and correctness of the entire zkWasm circuit. In this video, we will focus on the bug discovery aspect, examining specific bugs encountered during the process and the lessons learned.

Introducing Skynet Quest: The Web3 Security Journey of a Lifetime

Introducing Skynet Quest: The Web3 Security Journey of a Lifetime

Skynet Quest is a brand new platform that unlocks Web3 security with engaging learning experiences and tools. By completing quests, users gain practical knowledge of Web3 security, earn rewards, and unlock valuable tools. Whether you're a novice or an expert, Skynet Quests has something to teach everyone.

The $5 Million Bug: Identifying and Resolving a Critical Flaw in a Bridge Contract

The $5 Million Bug: Identifying and Resolving a Critical Flaw in a Bridge Contract

In December 2023, we shared an Aptos-related bug report with the Wormhole Bug Bounty Program. We were impressed at Wormhole’s quick and effective resolution of the issue. A patch resolved the issue within 3.5 hours of the initial report.

Verify a ZK Instruction

Verify a ZK Instruction

Understanding ZK verification is crucial for blockchain integrity. It’s a complex process that CertiK is pioneering to ensure that every step in a ZK VM Chain’s execution is mathematically verified to be secure and correct. What Is It? ZK instructions are like precise mathematical puzzles. Each one must fit perfectly to maintain a secure ZK Chain. If even one instruction is off, it’s akin to a missing piece that could compromise the entire system. What Does It Mean? When executing a ZK instruction, the focus is on preserving a valid state within the ZK VM. CertiK ensures each operation transitions accurately to a predetermined, secure state, affirming the system’s integrity. What Does It Take? To achieve this, we have to tackle three things: stack memory consistency, arithmetic precision, and execution flow accuracy. Each is a commitment to meticulous scrutiny, ensuring that ZK proofs stand up to the highest assurance level.

Meet SkyInsights: Compliance Made Simple

Meet SkyInsights: Compliance Made Simple

SkyInsights simplifies cryptocurrency compliance with real-time risk analysis and automated processes. Safeguard your platform efficiently and affordably!

Success Stories: ChainGPT

Success Stories: ChainGPT

ChainGPT's security architecture, now stronger than ever, showcases a 91.23 Security Score & top 10% market rank. Our rigorous audit and continuous improvements underscore our technical prowess in Blockchain AI.

CertiK: The Year in Web3 Security - Losses & Lessons | Hack3d The Web3 Annual Report 2023

CertiK: The Year in Web3 Security - Losses & Lessons | Hack3d The Web3 Annual Report 2023

In 2023, the Web3 security landscape experienced significant changes, as detailed in CertiK's Annual Report. The year saw a notable decrease in financial losses due to hacks, scams, and exploits, down to $1.8 billion, which is 51% less than in 2022 and 65% lower than in 2021. Despite this positive trend, the number of incidents rose to 751, indicating ongoing vulnerabilities. November emerged as the costliest month, with losses totaling $363 million. Private key compromises were identified as a primary cause, responsible for half of the year's losses. The report also explores intriguing cases like KyberSwap and analyzes the correlation between DeFi’s Total Value Locked (TVL) and the losses incurred. CertiK's achievements in 2023 included launching the SkyInsights platform, earning accolades for mobile security, and receiving a significant bug bounty from SUI. This highlights the company’s proactive approach in the evolving field of Web3 security.

Floki x CertiK | A Partnership Setting New Standards in Crypto Security

Floki x CertiK | A Partnership Setting New Standards in Crypto Security

From Meme to Marvel: Discover Floki's journey to excellence with CertiK! From an Elon Musk tweet to new benchmarks in blockchain security, thanks to a rigorous audit. Boasting a 91.93 Skynet score & 93.20 resilience. Watch how #Certik & #Floki elevate standards together.🎥

Zero-Trust Architecture: How Web3 Reinvents Online Security with Blockchain

Zero-Trust Architecture: How Web3 Reinvents Online Security with Blockchain

Dive into the cutting-edge world of cybersecurity with our exploration of Zero-Trust Architecture—an approach that doesn't just patch up the weaknesses of the past, but revolutionizes how we protect our digital landscape. In this journey, we unveil how Web3, with its blockchain foundations, transforms the internet into a fortress without walls, where each transaction is transparent and trust is not assumed, but cryptographically verified. Say goodbye to the vulnerable systems of old and welcome a new era where every interaction is secure by design, creating an online ecosystem that's as robust as it is revolutionary. Join us to discover how the Zero-Trust model is paving the way for a safer, smarter, and more secure future online.

DNS Hijacking: The Dark Art of DNS Hijacking: Crypto Theft & Web Site Cloning | CertiK

DNS Hijacking: The Dark Art of DNS Hijacking: Crypto Theft & Web Site Cloning | CertiK

In the crypto world, the internet is like a treasure map, but it hides dangers like DNS hijacking, where hackers trick users into giving up their crypto. This video explores how technologies like Distributed Ledger Technology (DLT) and Ethereum Name Service (ENS) are making the internet more secure by decentralizing data and using smart contracts. Real-world examples of DNS hijacking attacks are showcased, emphasizing the need for enhanced security in crypto. The message is clear: decentralized infrastructure is essential to protect crypto investments.

Honeypot Contracts: Protecting Your Crypto Investments | CertiK

Honeypot Contracts: Protecting Your Crypto Investments | CertiK

In this eye-opening video, we delve deep into the world of Honeypot contracts in Web3. Imagine digital honey traps promising rewards but designed to exploit your wallet's vulnerabilities, locking away your investments. We uncover the shocking tactics used by these contracts, including wallet blacklists, exorbitant sell taxes, and more. Learn from the infamous Squid Games token incident and discover crucial strategies to protect your crypto investments. From thorough research and advanced auditing tools to staying vigilant within the crypto community, we'll show you how to navigate this complex world and safeguard your assets. Your crypto security is paramount, and this video is your ultimate guide. Don't miss it!

Crypto News This Week | Security In 60 Seconds | 10.13.23 | CertiK

Crypto News This Week | Security In 60 Seconds | 10.13.23 | CertiK

In the past week, the crypto world has been rocked by a series of high-profile incidents, resulting in a staggering $12.6 million in losses! Stars Arena, a FriendTech-inspired social platform, was hit by a devastating security breach, losing $3 million in AVAX tokens. However, they managed to recover 90% of the stolen funds, marking an intriguing turn of events. On the Avalanche network, Platypus Finance fell victim to three attacks, losing $2.2 million, with flash loans wreaking havoc once again. And if that wasn't enough, the FinSoul token team orchestrated a $1.3 million exit scam, leaving investors in shock. Stay tuned as we dive deeper into these crypto rollercoaster events and explore the dark underbelly of the blockchain world in next week's investigation. Don't miss out on this wild ride!

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