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Colin LeMahieu
Colin LeMahieu

930 Followers

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Published in Nano

·May 19, 2022

DDoS nano network attack and V23.1 fixes

What has happened? Starting in mid April, a sequence of DDoS attacks exploiting node behaviour were executed on the live nano network. Operators could see high disk usage, high disk IO, crashes from out of memory, and stalled transaction confirmation. There are 5 different attack vectors currently being used: Unchecked…

Protocol

3 min read

DDoS nano network attack and V23.1 fixes
DDoS nano network attack and V23.1 fixes
Protocol

3 min read


Published in Nano

·Mar 18, 2021

Recent DoS nano network attack and V21.3 fixes

What has happened? As part of a DoS attack, an enormous amount of dust accounts were created and submitted to the nano network. The goal appears to be a resource-exhaustion attack aimed at denying service to normal users either partially or entirely by filling the network with accounts and transaction volume. Before the…

Nano

3 min read

Recent DoS nano network attack and V21.3 fixes
Recent DoS nano network attack and V21.3 fixes
Nano

3 min read


Published in Nano

·Mar 9, 2021

Nano Development Update — March 2021

We’ve had an interesting end to 2020 and transition into 2021 with many changes across our ecosystem. Although we’ve been quiet about development activity recently, we have some great updates to share today about our development team and the next version of the Nano node software. Team updates There are various team…

Protocol

6 min read

V22 & Dev Update
V22 & Dev Update
Protocol

6 min read


Published in Nano

·Oct 2, 2019

Nano PoW — The Details

Update, Mar 6, 2020: While research continues into the viability of Nano PoW and the potential application of other algorithms, including Equihash, we have announced plans to optimize the tuning of the current algorithm for Athena V21. Development Update: V21 PoW Difficulty Increases Today we are announcing Proof of Work difficulty updates in the upcoming V21 release. Read our development update for…medium.com

Bitcoin

9 min read

Nano PoW — The Details
Nano PoW — The Details
Bitcoin

9 min read


Jan 11, 2019

Opening: Senior Software Engineer

Position: Senior Software Engineer Type: Full Time, Contract-to-hire Location: UK or Milan Date: 10/01/2019 Deadline for submission: 20/01/2019 Background A fin-tech startup that focuses on real-world cryptocurrency payments through newly developed hardware, software and an ever-growing ecosystem of 3rd party services. …

Software Development

1 min read

Software Development

1 min read


Dec 9, 2018

Essentials of consensus in cryptocurrency

Central to all cryptocurrencies is their consensus algorithm: how do network participants agree on which transactions are valid and which are counterfeit. Cryptocurrencies achieve consensus through a wide variety of means but regardless of how the algorithm is built, certain properties must be satisfied. …

Blockchain

3 min read

Essentials of consensus in cryptocurrency
Essentials of consensus in cryptocurrency
Blockchain

3 min read


Published in Nano

·Nov 26, 2018

Open position at Nano — Senior Software Engineer

Be a part of Nano and join our ever-growing team — Background: The Nano protocol is designed to be an efficient, global digital currency that can be used in everyday life. …

Jobs

2 min read

Open position at Nano — Senior Software Engineer
Open position at Nano — Senior Software Engineer
Jobs

2 min read


Oct 30, 2018

Emergent centralization due to economies of scale

A defining property of cryptocurrency which separates it from other monetary systems is the focus on being decentralized. This is needed as a mechanism to prevent someone from altering currency transactions. Therefore, these systems should be designed without inherent drivers pushing towards centralization. When put into place, however, these systems…

Nano

2 min read

Emergent centralization due to economies of scale
Emergent centralization due to economies of scale
Nano

2 min read


Dec 26, 2017

Announcing the RaiBlocks Bug Bounty Program

RaiBlocks operates as a secure, sustainable network that anyone can rely on to send, receive, and store currency. In the interest of further improving the security of the network, we are launching the RaiBlocks Bug Bounty Program. We encourage anyone interested to review the code, find bugs, vulnerabilities, or ways…

Security

2 min read

Security

2 min read


Dec 16, 2017

Hi, I’m Colin LeMahieu, the lead developer of RaiBlocks.

Hi, I’m Colin LeMahieu, the lead developer of RaiBlocks. We’ve had an exciting couple of weeks and I wanted to take the time to introduce myself to all of you and give RaiBlocks’ supporters an idea of why I started this project and what the RaiBlocks team aims to achieve. …

Bitcoin

2 min read

Bitcoin

2 min read

Colin LeMahieu

Colin LeMahieu

930 Followers

Founder of Nano

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