Learn the EVM in 30 mins with
@rakitadragan
. He will start by discussing the inputs and database of the EVM, and then move on to the host and interpreter. He will explain how the interpreter/host works, hardforks, logs, opcodes, CREATE2 and much more!🥰
Don’t miss this amazing talk by
@vn_martinez_
on EVM low-level vulnerabilities! 🔥 Learn how to write, debug, and test low-level code in Yul, Fuzzing, Bit safety, Memory Constraints. Discover the common bugs and pitfalls that can compromise your Yul code. Find out how to use
Excited to announce that we'll be interviewing leading auditor
@pashovkrum
tomorrow at 16:00 UTC on the
@opensensepw
Discord.
Participate as we discuss his journey to becoming an expert auditor, challenges and successes.
Discord:
The intricacies of blockchain analysis with Phalcon Explorer, a powerful tool that empowers you to decipher complex transactions, track fund flows, and uncover hidden patterns. In this comprehensive guide, we'll equip you with the knowledge and techniques to effectively navigate
Gas optimization is the key to saving money on blockchain transactions! 💰 In our new video,
@haruxeETH
goes over the most important gas optimization techniques and security holes, so you can start saving blockspace and staying safe today! 🏃🏃🏃
@solidityauditor
process for auditing smart contracts. We will cover what to do before starting an audit, how to read the known issues, and how to find more leads using Discord. We will also discuss the importance of challenging developer assumptions. ☠️
Watch our exclusive video where we transcribed
@IAm0x52
, the legendary smart-contract auditor AMA on
@opensensepw
. Learn about his strategy, background, tips, and more.
MetaSleuth is a crypto tracking and investigation platform by the famous
@BlockSecTeam
. It can help monitor market movements, track fund flow of criminal activities, and DYOR to avoid scams. Dive into MetaSleuth and learn how it works!
The world of bug hunting with
@PwningEth
Learn how to select targets, approach codebases, and overcome challenges. Plus, gain insights into web3 security and blockchain hacking strategy.
Discover the different approaches to smart contract auditing and the tools and techniques that top auditors use with
@akshaysrivastv
. Insights on auditing, mindset, and tools. Learn how to avoid missing bugs and look into unexpected places. 👀👀👀
I'll never forget those who supported us, engaged, and gave value to our community, even though OpenSense never made much money. Freedom is more precious than gold.
A very special announcement coming soon.
One name stands out in 2023: Milotruck, your top smart-contract auditor. With a track record that speaks volumes, Milotruck has dominated the field with consecutive first-place victories. 🤯Watch
@milotruck
hacking!
Uncover growth mindsets, conquer fears, and master winning strategies. Explore deep audit approaches, challenge assumptions, and decode state machines. Elevate your skills, enhance security, and become an auditing hero with
@DevDacian
in our new video!
We are thrilled to announce our partnership with R.E.A.C.H, the world's first auditing school, which has pioneered the concept of charitable audits. Through this initiative, 25% of all findings conducted by R.E.A.C.H students will be donated to various charitable causes.
We are thrilled to announce our new sponsor,
@GuardianAudits
, an OG in the auditing space. We are honored to work alongside one of the most qualified teams in the auditing industry, led by the legendary
@0xOwenThurm
.
Tomorrow on OpenSense
@cergyk1337
will show us the bug bounty hunting mindset. We'll cover essential techniques for finding typos, wrong comments, and unnecessary complexity, as well as how to utilize threat modeling to pinpoint key actors and roles within a system.
16:00 UTC
Learn how to write and test system properties for smart contracts with
@agfviggiano
in this workshop. You’ll learn how to use Hoare logic, ghost variables, fuzzing, and more to ensure your code is secure and reliable. 💪
We had an incredible time with
@gjaldon
as we delved into his journey of becoming an auditor and developing an adversarial mindset and working with chads like
@trust__90
here's some cool takeaways.
Check out our latest interview featuring none other than veteran DeFi expert and auditor,
@PatrickAlphaC
. In this podcast, we delve into Patrick's auditing tips and tricks.
@GuardianAudits
'
@0xOwenThurm
spills the beans on launching a YouTube channel, building a Web3 security brand, creating a positive feedback loop, and how many businesses he created before getting into Web3 security! It's a fun and informative interview🥰
Mark your calendars! On November 10th, we'll be hosting an interview with
@pashovkrum
, and we want to include questions from our community.
Share your questions with us and we'll bring them up during the interview!
Understand how
@ljmanini
solved challenges from the
@paradigm_ctf
get your web3 security game on point.
Challenges covered include, Hello World, Black Sheep, 100%, Skill Based Game, Dodont and Enterprise blockchain! A lot of alpha! 🥰
In this video,
@shunduquar
explains a critical bug he found in UniswapX. The bug could have allowed attackers to steal user funds by exploiting a design flaw in the balance check mechanism. He also discuss how the bug was fixed. 🫡
Exciting news! Our guest list is already amazing, and we're thrilled to also be learning from the talented
@realgmhacker
. Looking forward to gaining even more insights and knowledge from him! 🥰🥰🥰
Want to hack your own code like a pro? Watch this video by
@cergyk1337
and discover how to think like an adversary, model threats, test assumptions, question everything, and stay on track! 🥰🥰🥰🥰
Sail the auditing seas and find vulnerabilities in smart contracts with
@0xSorryNotSorry
, a captain and security researcher. In this video, he shares his tips, tools, strategies, pitfalls, and stories🚢.
Some of the topics covered in this video🧵
Discover how to detect and prevent low-level vulnerabilities in smart contracts with
@vn_martinez_
, Learn about the techniques he uses to find and exploit different attack vectors.
Join
@opensensepw
to watch
Wednesday 01 of November, 16:00 UTC
We're offering one-on-one sessions to get to know our community better and give them interview tips, career and Web3 security lifestyle tips. Book your free session here:
🥰🥰🥰
A martial artist and security researcher
@tpiliposian
shares insights into his approach for ensuring code safety. He walks us through his methodology, vs code extensions and discusses the strategies that enhance his efficiency in identifying bugs.⚔️
Are you interested in learning how to develop zk circuits using Circom, Halo2, Noir, and Plonky2? Learn about Provers, verifiers, zkSNARK and become Alice & Bob matchmaker this amazing presentation by
@nullity00
🥰🫡🥷
Let's explore how
@audit_wizard
was built in depth. AuditWizard is a pioneering tool that helps you work significantly faster. Armed with AI, static analyzers, and the ability to load code from repositories, smart contracts, and platforms on demand. 🧙♂️🧙♂️
AMA with the one and only
@milotruck
! We'll explore the tactics that brought him to the top of the auditor contest, and how his process differs from the other participants.
Starts 09/25/23 - 15:00 UTC
Explore the transformative impact judging can have on security researchers. Tackle the challenges of judging head-on, and learn how to maximize the benefits of smart contract hacking contests with
@hrishi_bhat
😍
Join
@Sabnock66
on Friday, August 18th for a workshop on how to build robust test harnesses using Foundry!
This workshop is perfect for developers of all levels who want to improve their testing skills. 🥰
Check out our new series of short videos exploring bugs on
@SoloditOfficial
! We'll be highlighting different bugs and showing you how to fix them. Leave your feedback in the comments! 🥰🥰🥰
Learn how Tornado Cash uses ZK-SNARKs, Merkle trees, Circom, and smart contracts to enable anonymous transactions on Ethereum. Watch this video and learn from
@Ubermensh3dot0
how to become a Tornado Cash pro! 🥷
.
In our latest interview insightful lessons on wealth management, smart contract auditing mastery, and personal growth in the dynamic web3 landscape with
@pashovkrum
🥰🥰🥰🥰
Exciting news! We've just released a new video that explores the process of building web3 financial indexes with
@arch_finance
watch the full video here:
SenseSecurity is helping a client to hire a Full-Stack Engineer!
Stack: TypeScript, MySQL, Prisma or Drizzle AWS,
Next.js, SCSS, Docker, Node.js
Location: Fully remote
Compensation: up to €100,000/year
To learn more and apply:
Join us on Discord : )
Prepare yourself to confront blockchain darkness today on
@opensensepw
AMA with
@PwningEth
. Get ready to ask your questions and take the opportunity to learn from the enigmatic bug bounties Dark Knight. That saved over 300M+ in assets.
Join us:
Want to uncover hidden truths lurking in the online shadows? Join our OSINT Workshop: Intro to Open-Source Intelligence and become a cyber sleuth extraordinaire!
Embrace Occam's Razor: Slice through data overload and find the simplest explanation for complex online mysteries.
Learn how to audit smart contracts on different chains with
@0xJuancito
's. Hard-earned money should not fall victim to a hack because the audit did not consider the different environments! 🛡️
A must-watch video for mentorship seekers! 🎥 Get insights from
@duce332
former lead
@OpenZeppelin
From the thrills of teaching to the nuances of security auditing. Explore topics like Solidity, mentorship, avoiding tutorial traps, and the future of AI in auditing! 🫡
Join us tomorrow on OpenSense for an exclusive interview with
@shunduquar
, the legendary researcher from
@kebabsec
who discovered a critical bug in UniswapX. He will reveal how he found the vulnerability that could have drained the funds of anyone who placed an order 👀
16PM UTC
Tomorrow at 9am PST (5pm GMT),
@haruxeETH
is sharing gas optimization tips. Join
@haruxeETH
in Solidity and find out how to save more gas than you thought possible.
If you ever wanted to listen how I stare at Solidity code intensely, I'll be talking about my process and sharing tips on
@opensensepw
in about 5 minutes.
Sneak peek:
Our friends at
@audit_wizard
just released Audit Wizard beta!
Save time auditing with automatic reports and a variety of security tools at your fingertips.
@bytes032
warmly embraced developers in the esteemed
@Web3SecurityDAO
community. It's where I've met talented researchers and dear friends like
@evmBrahmin
. They inspire OpenSense's journey. Excited to announce OpenSense is incorporating
@Web3SecurityDAO
! 🥰🥰🥰🥰
Turn your classified issues into polished reports! Our SenseSecurity reporter tool (beta) handles auto numbering, templates & more. Try it out & share your feedback!
Hi everyone, OS is currently running a sponsorship round. If you work for a Web3 protocol or product, we can help you reach a much wider audience through our sponsorship program. Please recommend us. This is essential to what we do and the reason why we exist.🙏🫡🙏
Are you curious about how to audit code like a pro? Check out this video where
@sm4rty_
shares his tips and tricks on auditing workflow, drawing diagrams, breaking problems, and more. Learn from the best and improve your skills today! 🥰
Join us on Monday, November 27 at 16:00 UTC for a live event featuring former Lead Judge
@hrishi_bhat
, a legend in smart-contract security. Prepare to receive valuable insights from a true master.
We had an amazing conversation with
@0xMackenzieM
, where he shared his inspiring story and provided valuable insights on how to achieve greater success in bug bounties. Here are a few topics discussed.
Audit Wizard is now sponsoring OpenSense! 🎉
@audit_wizard
is the all-in-one web3 security tool designed for auditors. Currently in Alpha, it lets you import contracts, find bugs, and auto-generate audit reports🧙♂️
Now available for testing!
From today, Immunefi sponsors OpenSense, offering a dedicated hub for the web3 security community. Join us for talks, interviews, and networking. Thank you,
@immunefi
, for your belief and support.
We had an amazing conversation with
@0xTaylor_
where he shared a lot of valuable insights based on his incredible experience. Here are a few key takeaways.
MEV A mental challenge for the determined.
@NBFinanceTech
, walks you through arbitrage backrunning, Low and long-tail MEV, Sanitizing your data, Optimizing your contracts and scaring your competiton. 🏃🏃🏃
See you in the mem-pool baby! 🥰
OpenSense values its Sanskrit/Hindi speaking community and acknowledges their talent and significant role in web3 security. We appreciate their determination, even in the face of the biggest challenges. We are excited to introduce OpenSense Hindi! Follow us
@opensensehindi
🥰
Don't miss our interview with
@DCbuild3r
! Join us as we explore work/life balance, Worldcoin, ZK, and fascinating encounters with influential crypto pioneers.
New video with
@ProgrammerSmart
📺 We're diving deep into blockchain, covering Auditing vs. Development, Ethereum Ecosystem, Atomic Swaps, Zero-Knowledge Proofs, Web3, and more. Packed with insights for every crypto enthusiast! 🚀
Join us on Thursday 3rd for a workshop on invariant testing with
@agfviggiano
, the author of the “Auditor Book” and ZK Auditing Fellow at
@yAcademyDAO
.
Learn how to write better tests and find more bugs using UniswapV2 as an example.
Get ready for an exciting interview with a world-class security reviewer. Learn about
@0xOwenThurm
’s passions and how he is making an impact with his reviews, research and education. 😍
Don’t miss it on Wednesday, September 20th. Join us on Discord:
The Auditor Toolbox by
@Deivitto
is your best friend in the world of auditing! 🛠️ With all dependencies pre-installed and running smoothly in a Docker container, setting up your dev environment has never been easier. No more compatibility issues!😍
Let's meet the founders of Audit Wizard, who come from impressive tech backgrounds and are here to share their motivations. They will also show us how their aim to save our time on audits is set to revolutionize the industry. Let's meet
@shankshaft_
and
@joe_vanloon
!
Happy to announce that OpenSense has been selected by the
@buidlguidl
to be one of the participants in their builders program, made for builders who create products, prototypes, and tutorials to enrich the web3 ecosystem.
Special thanks to
@austingriffith
Gain insight into Ethereum core development and learn about ETH Denver, as well as the teachings of Gavin Wood and zero-knowledge methods, and making friends in crypto by
@brechy_
sponsored by
@Olympix_ai
Get ready to get your maths tested! 🤓 New video exploring KZG with
@Cryptonicle1
. A brief introduction to algebra, including number sets, prime numbers, modular arithmetic, basic algebraic structures and the KZG commitment scheme.🛡️
Thanks to our awesome curators
@evmBrahmin
and
@ret2basic
, we’re hosting weekly CTFs and challenges Don’t miss the chance to subscribe to their YouTube channels and learn how to hack smart contracts from very sage researchers 🧠
Vulnerability in Cosmos SDK allows attackers to force upgrade of blockchain binary. Attackers can inject malicious string into stdout log to trigger Cosmovisor to upgrade to malicious binary. Explore a real blockchain RCE with
@Dooflin5
👀
Check out our interview with security researcher
@0xmonsoon
from
@OpenZeppelin
, where he talks about his auditing methodology, starting his new job at OZ, his hobbies, and his main goals for the year.