Smart Contract Security

Leaders in Blockchain Security

Quantstamp’s mission is to secure the decentralized internet, and has protected over $100B in digital asset risk from hackers. More than 200 startups, foundations and enterprises work with Quantstamp to keep their innovative products safe.

Secured by Quantstamp

$100B+

Secured by Quantstamp
4 Regional Offices

5 Regional Offices

San Francisco, Toronto, Taipei, Seoul and Tokyo
Innovative Customers

200+

Innovative Customers
Security Network
Mature and Decentralized

Leading Blockchain Projects Work With Quantstamp

ETH 2.0SiemensBinanceOmisegoeToroMakerCardanoChainlink

"As we build blockchain experiences that thrive in the mainstream, alongside thousands of talented independent builders on Flow, Quantstamp is bringing to the ecosystem the high-quality security and code review their firm has long been recognized for. Quantstamp will no doubt be an important part of Flow's continued scaling and success."

Roham Gharegozlou CEO at Dapper Labs

“Quantstamp's ability to quickly produce comprehensive and insightful audits has proven them to be an invaluable partner for our grantees. The importance of the extra layer of due diligence they provide can't be overstated.”

Richard Brown Former Head of Community Development at Maker

"When developing our Plasma MVP Implementation, we wanted to have strong security guarantees. As a scalability solution, our plasma implementations could potentially be handling massive transaction volumes. Quantstamp has audited large-scale, mission-critical initatives in the past, and working with Quantstamp was an obvious decision to make."

Vansa Chatikavanij CEO at OmiseGO

"Quantstamp ensured that our contracts met the highest standards of security through their excellent audit process. They worked hand in hand with our engineers to make sure our smart contracts were as safe as can be and their recommendations helped improve the quality of our code."

Omri Ross Chief Blockchain Scientist, eToro

“Quantstamp’s audit process was comprehensive and streamlined. They provided thorough feedback in addition to an audit certificate and auditor’s opinion letter that gave our stakeholders confidence in our smart contracts.”

Noah Thorp Vice President of Engineering, Sharespost

“Quantstamp was great to work with. They were professional and efficient when working with us to make sure that our production contracts were secure. Their comprehensive analysis resulted in an easy to use audit report that showed where things could be improved and ultimately gave us confidence in our smart contracts.”

Mick Hagen Founder & CEO, Mainframe

Customer Spotlight

Superrare

SuperRare is a curated digital art gallery and social network featuring some of the best and most exclusive NFT artists around. From collectible gifs to the biggest names in music, creators can tokenize their art on the Ethereum blockchain, preventing forgery and providing an immutable record of ownership. Through smart contracts, royalties go back to the original creator as digital art is bought and traded. SuperRare has partnered with hundreds of artists around the globe and is consistently a top market in overall market volume. Check out their newest artists over at superrare.co

Expert Security Audits

Expert security audits for blockchains

Quantstamp conducts smart contract, off-chain, networking, and front-end audits in order to enhance the security of your decentralized application. We are blockchain agnostic and have audited client systems on Ethereum, Hyperledger, Binance Chain, EOS, Polkadot, Cardano, AVA Labs and Corda. We also audit new blockchains and languages.

Learn more about our process by clicking on the button below.

Our most popular audit reports:

Notable Satisfied Customers

ETH 2.0
ETH 2 Teku by Consensys
MOBI
Binance
WEF
Toyota
Mitsubishi
Dubai
Siemens
GMO
Flow
Cardano
Terra
Near Protocol
Avalanche
Maker
Curve
Compound
Chainlink
Idle
Axie Infinity
Zora
Skyweaver
SuperRare
Decentraland
BitGo
eToro
BuyCoins
Crypto.com
BarnBridge
Klatyn
Multis
Beeple
DMM
Conflux
SKALE
OMG
RSK
Matic
Arca
The Graph
Hedera Hashgraph
KeeperDAO
Reflexer
Kava
Opera Browser
Emaar
Zilliqa
Multis
IDEX

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Recent Quantstamp News

24/7 Security Monitoring Software

Blockchain security doesn't stop when you sleep. Malicious actors can still attempt to exploit your contracts and steal your funds. Our security monitoring software scans 5 million transactions per day to detect and respond to suspicious activity in your blockchain.

• Changes in smart contract ownership
• Changes in token supply
• Overflow and underflow detection
• Other attempts to exploit your contracts

Work with our state-of-the-art software today.

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