


Proactive defense
for web3 wallets
Proactive defense
for web3 wallets
Proactive defense
for web3 wallets
Blowfish makes it easy to identify & stop fraud before it happens. 10+ chains supported. Join the leading wallets protecting their users funds with the blowfish security engine.
Blowfish makes it easy to identify & stop fraud before it happens. 10+ chains supported. Join the leading wallets protecting their users funds with the blowfish security engine.
Blowfish makes it easy to identify & stop fraud before it happens. 10+ chains supported. Join the leading wallets protecting their users funds with the blowfish security engine.
Start for Free
Start for Free
Start for Free
425,000
Scams prevented
385 million
385 million
Transactions Scanned
Over $1 billion
Assets protected
Give your users peace-of-mind
Give your users peace-of-mind
Protect users against malicious transactions
Protect users against malicious transactions
Decrease scam-related churn, negative reviews, and support tickets by 95%
Decrease scam-related churn, negative reviews, and support tickets by 95%
Help users understand what they’re signing
Help users understand what they’re signing


> Analyzing transaction...
> Malicious contract detected
> 42.02 ETH at risk
> Flagging Transaction
This transaction will steal your assets
Cancel
Example Wallet UI
> Analyzing transaction...
> Malicious contract detected
> 42.02 ETH at risk
> Flagging Transaction
This transaction will steal your assets
Cancel
Example Wallet UI
> Analyzing transaction...
> Malicious contract detected
> 42.02 ETH at risk
> Flagging Transaction
This transaction will steal your assets
Cancel
Example Wallet UI
From our integrators
From our
integrators.
From our integrators
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
Improved security UX in web3 is an important part of providing end-users a stress-free crypto experience. Blowfish’s scam list, which we use for Verify API, is a big step in that direction. Blowfish’s message and transaction simulation APIs offer awesome ways for wallets to provide a good signing UX. I look forward to the day when all wallets use transaction and message simulation!
Derek Rein
CTO, WalletConnect
Blowfish’s expertise has been invaluable in safeguarding our users and enhancing Family’s commitment to security. Their API is dependable, reliable, and straightforward to implement. We’ve chosen to collaborate with Blowfish because we trust their ability to stay ahead of emerging threats, ensuring a safe experience for our users.
Benji Taylor
Founder, Family
Blowfish has helped us protect thousands of our users from malicious scams & fraud. Their API is easy to use & reliable. We’ve partnered with them because we trust their ability to continue building a great product that stays one step ahead of scammers.
Francesco Agosti
CTO, Phantom
Blowfish simplifies transaction messages and provides a secure signature process, alerting our wallet users of malicious dApps!
Blake Menezes
VP of Marketing, Bitski
We’re excited to be working with Blowfish to make it easy to identify & stop fraud before it happens.
Tristan Yver
Co-founder, Backpack
We have everything you need to keep your users safe
We have everything you need to keep your users safe
Powerful Fraud Detection Engine
Transaction analysis & machine learning to detect fraud from multiple angles
Aggregated Risk Signal
We ingest & monitor risk signals from 10+ providers to provide comprehensive protection
Multi-Chain Support
Protect users across 10+ chains including Ethereum, Polygon, L2s, & Solana
Backed by

- DRAGONFLY
HYPERSPHERE
HYPERSPHERE

QUICK AND SIMPLE INTEGRATION
Protect your users and stop scams before they hit the chain
Start for Free
QUICK AND SIMPLE INTEGRATION
Protect your users and stop scams before they hit the chain
Start for Free
QUICK AND SIMPLE INTEGRATION
Protect your users and stop scams before they hit the chain
Get Started for Free