BAT (Basic Attention Token) is a crypto token natively supported by the Brave webbrowser that blocks standard trackers and cookies and shows you a limited number of ads in a pop-up window. For each ad you can earn around 0.005 BAT and also you can send BAT to websites that are part of the BAT…
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NCC group started an initiative called DASP for Decentralized Application Security Project in 2018. It covers the top 10 vulnerabilities found in smart contracts running on the Ethereum blockchain. This is a quick summary of the top 10: Reentrancy: Occurs when external contract calls are allowed to make new calls to the calling contract before…
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After studying blockchain for a while, I decided to apply for the Blockchain Training Alliance (BTA) Certified Blockchain Security Professional Certification, CBSP for short. The exam covers the basics of blockchain consensus algorithms, advanced blockchain security mechanisms (permissioned blockchains, checkpointing, multisignatures, ring signatures, stealth transactions, confidential transactions, zero-knowledge proofs and Pedersen commitments), network-level attacks (51%…
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My name is Jacobo Avariento. I got a Master’s Degree in Computer Science and specialized in cybersecurity in 2001. Back then, I was an independent security researcher. I have worked from 2009 as a cybersecurity consultant, specializing in penetration testing for the banking and financial services industry in 2015.
I hold Certified Ethical Hacker (CEH), Offensive Security Certified Professional (OSCP) and Certified Blockchain Security Professional (CBSP) certifications.
