
HashEx
HashEx is a blockchain security and auditing company.

What is HashEx?
HashEx’s services are mainly oriented towards cyber security for the teams launching new projects in the decentralized finance sector. They shape Web3 by providing DeFi security, development tools, and career services. Since its creation, the company has successfully audited over 1,200 smart contracts for projects of various levels, providing detailed reports on the most probable threats and vulnerabilities in the code and recommendations on how to resolve existing issues. Till now, they have helped their clients save more than $3.4 billion of investor funds.
Web3 dapps and developer tools related to HashEx
Discover blockchain applications that are frequently used with HashEx.
Developer resources from Alchemy

How Exa App reimagined banking with smart wallets
Case study: How Exa App transformed crypto banking with smart wallets, eliminating gas fees and seed phrases for users while reducing their costs by 20x

Partnering to Shape the future of digital creation
As part of our partnership, we will integrate the comprehensive Alchemy platform into Shape, giving Shape an easy and frictionless building environment, including: RPC, Data APIs and more.

ERC-4337 dummy signatures and gas token transfers
Learn how to get preVerificationGas and verificationGasLimit fields during the user operation gas estimation process using a dummy signature and dummy paymasterAndData value.
HashEx Alternatives
Explore web3 competitors and apps like HashEx.

