Sergio Demian Lerner

Computer security and cryptocurrency researcher. In 2015 he co-founded Rootstock Labs, the company developing the Rootstock Smart Contract platform

Sergio is a well-known computer security and cryptocurrency researcher with extensive experience in the field. He has co-founded several companies specializing in various aspects of cryptocurrencies, including security auditing, software development, and ASIC development. He has also been an active member of the Bitcoin community since 2011, collaborating to strengthen the security of Bitcoin Core and proposing design improvements to Bitcoin, Ethereum, and Rootstock.

Sergio's specialities include cryptocurrencies, Bitcoin, information security, ASICs, problem-solving, and algorithms. He has also designed a part of Ethereum's Ethash mining algorithm and performed one of the first security and design audits of the Ethereum platform. He regularly publishes his ideas on his blog,, and is active on social media, where he periodically tweets at @SDLerner. If you are interested in learning more about cryptocurrencies, Bitcoin, or information security


Sergio Demian Lerner is a renowned computer security and cryptocurrency researcher, known for his contributions to the development of several important cryptocurrencies and the improvement of their security. He was born in Argentina in 1972 and studied Electrical Engineering at the Universidad Nacional de La Plata.

After completing his studies, Sergio started working as a software developer and quickly became interested in cryptography and information security. He worked on several interdisciplinary projects, including security systems with strong cryptography, real-time medical systems, data acquisition, and digital signal processing for

In 2011, Sergio joined the Bitcoin community and began working on improving the security of the Bitcoin Core. He disclosed nine vulnerabilities in the platform and proposed over 70 design improvements to Bitcoin, Ethereum, and Rootstock.

In 2013, Sergio created QixCoin, the first Turing-complete cryptocurrency, and began to focus on cryptocurrencies and their security. He co-founded Coinspect, a computer security company specializing in cryptocurrencies and smart contracts, and CoinFabrik, a software development company for cryptocurrency projects.

In 2015, Sergio co-founded RSK Labs, which developed the Rootstock Smart Contract platform. He designed a part of Ethereum's Ethash mining algorithm and performed one of the first security and design audits of the Ethereum platform. Sergio is also an active blogger, regularly publishing his ideas and insights on his blog,

Sergio's expertise and contributions to the field of cryptocurrencies and information security have earned him a reputation as one of the leading experts in the industry. He continues to work on improving the security and functionality of various cryptocurrencies, including Bitcoin and Rootstock, and to share his knowledge and insights with the wider community.


Sergio Demian Lerner's vision centres around the idea of using cryptocurrencies to empower individuals and communities by providing them with more financial freedom and control. He sees cryptocurrencies as a revolutionary technology that can fundamentally change the way we think about money and financial transactions.

Sergio believes that cryptocurrencies can help to create a more transparent and decentralized financial system that is not controlled by any single entity or government. He sees them as a way to reduce the power of central authorities and give people more control over their financial lives.

In addition to this, Sergio is also passionate about the security of cryptocurrencies. He has dedicated a significant portion of his career to identifying vulnerabilities in various blockchain technologies and improving their security. He believes that a secure blockchain is essential for the long-term success of cryptocurrencies and the growth of the industry as a whole.

Recognition and Awards
The Blockchain Awards - Lifetime Achievement Award (2019) The Cryptocurrency Security Standard Auditor (CSSA) certification from the Cryptocurrency Certification Consortium (C4) The Most Influential Person in the Blockchain Industry Award by Koinalert (2018) The Blockchain Ambassador Award at the Latin American Bitcoin Conference (2015) The Bitcoin Professional Certification from the CryptoCurrency Certification Consortium (C4)

Sergio Demian Lerner
Chief of Innovation at IOV Labs
Known for
Cryptocurrency Researcher, Co-founder
Universidad de Buenos Aires; Technion-Machon Technologi Le' Israel; ORT Argentina
Social Media
Sat Mar 02 2024

businessabc offers a global business, SMEs wiki directory blockchain, NFTs, AI powered marketplace for businesses worldwide.

Follow Us
Produced by
In collaboration with

Copyright 2023 © businessabc powered by ztudium