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Introduction to modern memory management
文章介绍了现代计算机中易失性内存的运作机制,包括缓存层次结构、内存管理单元(MMU)、虚拟地址与物理地址的转换、分段与分页技术等核心概念,并强调了虚拟内存的优势及其对程序运行的支持。...
2025-3-3 16:24:39 | 阅读: 5 |
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Fuzzing Labs - fuzzinglabs.com
memory
mmu
dma
translation
paging
Ph0wn2024 Writeup – Race Roller Application reversing
这篇文章介绍了Ph0wn 2024 CTF中的一个Android挑战“Race Roller”,目标是通过让所有车辆变为绿色来获取flag。作者详细描述了三种解决方案:通过修改随机函数的二进制补丁、使用Frida动态修改函数返回值以及重新实现Companion类来直接调用解密方法。...
2025-2-27 15:22:54 | 阅读: 6 |
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Fuzzing Labs - fuzzinglabs.com
apk
companion
raceroller
cars
kotlin
Attacking Reasoning models
文章探讨了基于Chain of Thought (CoT) 推理的语言模型在面对逻辑悖论、特殊令牌操控和伪造推理链等攻击时的安全风险。这些攻击可能导致模型陷入无限循环、输出错误结论或泄露信息。文章还介绍了Claude 3.7 Sonnet等模型的防御机制,并建议加强安全研究以应对这些威胁。...
2025-2-25 10:4:3 | 阅读: 5 |
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Fuzzing Labs - fuzzinglabs.com
reasoning
cot
llms
deepseek
llm
BGP Under Pressure : Protocol Fuzzing in action
文章探讨了BGP协议在互联网中的核心作用及其潜在漏洞。通过协议模糊测试技术,作者发现Holo BGP库中的两个关键问题:消息解码缺少验证和处理UPDATE消息时的逻辑错误。这些问题可能导致DoS攻击,影响网络稳定性。...
2025-2-21 13:56:54 | 阅读: 7 |
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Fuzzing Labs - fuzzinglabs.com
library
security
network
holo
nlri
How Fuzzing Could Have Prevented the zkLend Hack
zkLend近期遭遇的安全漏洞引发了广泛关注。FuzzingLabs通过模糊测试技术深入分析发现,该漏洞源于safe_decimal_math库中的除法函数在处理市场存款逻辑时出现异常。简单来说,当金额被除以一个累加器时,结果可能意外变大。通过创建一个简单的模糊测试框架,并使用cairo-native-fuzzer工具,在短短1秒内就复现了这一问题。此次事件凸显了模糊测试在智能合约安全中的重要性,并强调了维护严格不变量和加强代码审查的必要性。...
2025-2-17 13:13:54 | 阅读: 10 |
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Fuzzing Labs - fuzzinglabs.com
scaled
zklend
security
sierra
accumulator
Recon 2025 – Reversing Modern Binaries: Practical Rust & Go Analysis On-site Training
这篇文章介绍了ReCon 2025的一场为期4天的培训课程——“Reversing Modern Binaries: Practical Rust & Go Analysis Training”。该课程由Daniel Frederic和Mathieu Hoste主讲,旨在教授参与者如何分析Rust和Golang编写的二进制文件、应对混淆技术以及逆向工程恶意软件。课程内容涵盖基础到高级技术,并结合实际案例进行实践操作。费用为$5500(早鸟价)至$6000。...
2025-2-13 14:54:17 | 阅读: 36 |
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Fuzzing Labs - fuzzinglabs.com
reverse
reversing
analysis
security
fuzzinglabs
Recon 2025 – Fuzzing Windows Userland Applications On-site Training
这篇文章介绍了ReCon 2025举办的Windows应用程序模糊测试培训课程。该课程由FuzzingLabs的专家主讲,涵盖基础概念、高级技术(如语法模糊和符号执行)及实际应用(如浏览器和杀毒软件)。课程分为四天模块,费用为5500-6000美元。...
2025-2-13 14:29:48 | 阅读: 13 |
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Fuzzing Labs - fuzzinglabs.com
windows
security
software
analysis
Recon 2025 – Rust Development for Cybersecurity On-site Training
这篇文章介绍了FuzzingLabs提供的Rust网络安全培训课程。课程由Matthieu Christophe和Tanguy Duhamel主讲,旨在通过Rust语言教授防御性和进攻性安全工具的开发。课程内容涵盖内存安全、网络、OSINT和取证分析等主题,并分为四天进行实践教学。适合对Rust感兴趣的新手参与。...
2025-2-13 13:52:55 | 阅读: 15 |
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Fuzzing Labs - fuzzinglabs.com
security
memory
network
matthieu
Story Security Assessment Completed
Strengthening Blockchain-Based IP ManagementAt FuzzingLabs we recently completed a comprehensive sec...
2025-1-28 21:37:46 | 阅读: 10 |
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Fuzzing Labs - fuzzinglabs.com
security
blockchain
network
Story Protocol Security Assessment Completed
Strengthening Blockchain-Based IP ManagementAt FuzzingLabs we recently completed a comprehensive sec...
2025-1-28 21:37:46 | 阅读: 10 |
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Fuzzing Labs - fuzzinglabs.com
security
blockchain
network
DOS in DeFi Liquidity Pools: The Initialization Vulnerability
The Initialization VulnerabilityDecentralized Exchanges (DEXs) have become a cornerstone of the DeFi...
2025-1-27 23:10:37 | 阅读: 19 |
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Fuzzing Labs - fuzzinglabs.com
pools
malicious
raydium
security
OffensiveCon 2025 – Practical Browser Fuzzing On-site Training
Practical Web Browser Fuzzing TrainingKickstart your journey into the intricate world of web browser...
2025-1-23 08:43:10 | 阅读: 15 |
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Fuzzing Labs - fuzzinglabs.com
compilers
security
patrick
webassembly
rendering
Breaking Down the Baseband : Shannon in a nutshell
Over the past 30 years, technology has revolutionized communications. Mobile phones, now owned by ab...
2025-1-9 13:3:22 | 阅读: 30 |
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Fuzzing Labs - fuzzinglabs.com
firmwire
firmware
shannon
modkit
loader
POST TEMPLATE – Duplicate – [#5964]
Casting reverse challenge into cryptanalysis challengeIn mid-November, I participated in the GreHack...
2024-12-16 14:40:51 | 阅读: 7 |
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Fuzzing Labs - fuzzinglabs.com
coeffs
00400706
finite
deduce
Sponge Trouble: When Poseidon Gets Absorbed in Its Own Bugs
Avoiding Cryptographic Failures in HashingWe found two subtle yet impactful bugs in the ArkWorks lib...
2024-12-12 19:14:37 | 阅读: 7 |
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Fuzzing Labs - fuzzinglabs.com
squeeze
absorb
poseidon
sponge
Uncovering a Subtle Bug in EVM Arithmetic: The Case of Negating Zero
The Case of Negating ZeroOur team at FuzzingLabs has been auditing the Ethereum Virtual Machine (EVM...
2024-12-3 23:57:21 | 阅读: 5 |
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Fuzzing Labs - fuzzinglabs.com
divisor
dividend
negate
quotient
sdiv
Top Vulnerabilities in Cairo Smart Contracts: Detection and Remediation
What is Cairo ?In 2021, StarkWare introduced Cairo, a programming language designed for creating pro...
2024-11-26 20:55:55 | 阅读: 12 |
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Fuzzing Labs - fuzzinglabs.com
cairo
felt
starknet
l2
Revival Attacks on Solana Programs Explained
Solana Vulnerability ExplainedAs the blockchain world expands, Solana has stepped into the spotlight...
2024-11-19 23:20:12 | 阅读: 8 |
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Fuzzing Labs - fuzzinglabs.com
solana
lamports
security
revival
blockchain
Uncovering an Out of Memory Vulnerability in Gnark: How We Discovered CVE-2024-50354
How We Discovered CVE-2024-50354Last month (october 2024), LambdaClass and Fuzzinglabs teams discove...
2024-11-14 23:37:58 | 阅读: 17 |
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Fuzzing Labs - fuzzinglabs.com
gnark
memory
verifying
prover
zkp
Aligned Layer Security Assessment Completed
In-Depth Audit of Aligned Layer’s Smart Contracts and Batch ProcessingAt FuzzingLabs, we recently co...
2024-10-3 17:57:25 | 阅读: 12 |
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Fuzzing Labs - fuzzinglabs.com
aligned
security
proofs
blockchain
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