Tour of common web3 vulnerabilities.

We will discuss the common pitfalls in the web3 space covering the dapp and smart contract vulnerabilities drawing from bugs submitted and paid out through Immunefi.The talk is going to the technical, drawing the common vulnerabilities of the EVM(ethereum virtual machine)-based blockchain smart contracts which developers often ignore such as:

1. Risks associated with the external calls.
2. Dependency on the spot price.
3. Access control issues.
4. Decentralized application authentication issues.