Rachel Rose O'Leary

Rachel-Rose O'Leary is a writer specializing in ethereum, with an interest in privacy technologies. She is a director at Multidisciplinary Academic Grants in Cryptocurrencies (MAGIC), a US-based charitable organization focused on privacy infrastructure for the public good. Her background is in philosophy and digital arts, and she is a one-time web3.js contributor. She holds value in bitcoin and has previously held value in zcash See: Editorial Policy.

Zcash’s Next Upgrade to Make Private Transactions 100x Lighter and 6x Faster

| Rachel Rose O'Leary

Zcash's upcoming Sapling hard fork, expected to execute on Oct. 29, makes substantial improvements to the efficiency of its private transactions.

Gavin Wood Announces ‘Impending Release’ of DIY Blockchain Tool

| Rachel Rose O'Leary

Parity Technologies founder Gavin Wood has announced that his company's new DIY blockchain tool, Substrate, is weeks from release

Monero Fees Fall to Almost Zero After ‘Bulletproofs’ Upgrade

| Rachel Rose O'Leary

Monero's "bulletproofs" hard fork has led to a major reduction in transaction fees.

Monero to Become First Billion-Dollar Crypto to Implement ‘Bulletproofs’ Tech

| Rachel Rose O'Leary

A highly anticipated technology designed to make blockchain privacy features more scalable will be tested on Monero soon.

How a Left-for-Dead, $0.22 Crypto Asset Became a Lifeline for Activists

| Rachel Rose O'Leary

A tiny cryptocurrency named faircoin is providing an underground economy across the world.

A War-Torn Country in Syria Will Use Crypto to Power an Anarchist State

| Rachel Rose O'Leary

A region in Northern Syria called Rojava is looking to use cryptocurrency to overcome economic sanctions and even redesign its society.

A Solution to Crypto’s 51% Attack? Fine Miners Before It Happens

| Rachel Rose O'Leary

After losing money during a 51 percent attack earlier this year, crypto project Horizen claims to have a solution to crypto's famed vulnerability.

mainframe, database

A Multi-Million Dollar Bet Ethereum’s Proof-of-Stake Isn’t Coming Soon

| Rachel Rose O'Leary

One of the top crypto ASIC chip makers is betting big ethereum's biggest plans might not come to pass.

computer, keyboard

Kill Switch Engage: Sia Cryptocurrency to Block Bitmain and Other Big Miners

| Rachel Rose O'Leary and David Floyd

After months of debate, Siacoin's founder is announcing a fork. That's good news for his other project, which will have the coin's only working ASICs.

Ethereum Startup Parity Adds Casper Code to Custom Blockchain Toolbox

| Rachel Rose O'Leary

Parity Technologies has added an early version of ethereum's hotly anticipated Casper code change to its blockchain development platform, Substrate.