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…
Read more
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…
Read more
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%…
Read more
My name is Jacobo Avariento. I got a Master’s Degree in Computer Science and specialized in cybersecurity in 2001. With more than 15 years in the cybersecurity industry as a consultant and penetration tester working for top tier banks, the European Central Bank, pharmaceutical, automotive and gaming companies.
I hold Certified Ethical Hacker (CEH), Offensive Security Certified Professional (OSCP) and Certified Blockchain Security Professional (CBSP) certifications.
