Cyber-Security

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Build Your First Port Scanner using Python in 2024

Cyber security has become necessary for every business today, with over seven websites created every second, 380 websites every minute, and 547,000 daily. Security specialists at IBM cannot emphasize this importance enough, with the current statistics of 30,000 websites being lost to hackers daily. Learning how to build a port scanner and use it to …

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Solidity Security: Tips and Tricks for Secure Smart Contract Development

Solidity is a powerful programming language to create smart contracts for the Ethereum blockchain. While it offers many benefits, developers must know the potential security risks associated with creating and deploying Secure Solidity contracts. One real-life example of a Solidity security issue occurred in 2016 with the DAO hack, in which a hacker exploited a …

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Open Zeppelin ethernaut Fallback challenge 2023

Completing this Fallback challenge takes a lot of patience and observation of the codes. Things to note. 1. Take over the contract 2. Become the highest contributor. Open the challenge page on your browser  Start by creating a new instance. Next, call the address from the developer panel from the right using the contract.address. Next, …

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