What is the Cost of Keeping Blockchain Secure?

April 17, 2019  /  by Cathy Zollo
Last March 25, cryptocurrency data portal Messari published a new screener that revealed how much miners are paid for top-listed “proof of work” coins. The figures estimated that $7.3 million dollars worth of BTC tokens are issued on a daily basis. Meanwhile with regards to mining fees, it is shown that more than $115,000 are distributed. These… Read more

The Large Bitcoin (BTC) Collider: a Pool of Computers Attempting to Brute Force Bitcoin (BTC) Private Keys, Calculates 300-500 Million Keys Per Second and 36,080 Trillion Private Keys Generated So Far, but Would Still Take at Least 2.58X1024 Years to Find a Private Key Collision

March 21, 2019  /  by Zachary Mashiach
In July 2016, Bitcointalk user Rico666 began to formulate the large Bitcoin (BTC) collider, a project to determine how feasible it is to brute force Bitcoin (BTC) private keys via a hash collision. The initial program was able to calculate two million private keys per second. By August 2016, Rico666 launched a pool for this… Read more

Rogue Block Producer Compromises EOS Blacklist, 2.09 Million EOS Worth $7.5 Million Escapes, Rogue Block Producer Fired, EOS42 Proposes Giving ECAF More Power, Perhaps It Is Time To Get Rid of the ECAF?

March 4, 2019  /  by Zachary Mashiach
EOS has a centralized system for disputing and freezing accounts via the EOSIO Core Arbitration Forum (ECAF). The ECAF runs a blacklist of EOS accounts that contain supposedly stolen funds, and all 21 EOS block producers must simultaneously enforce the blacklist in order for it to be effective. However, a rogue block producer named games.eos… Read more

How Blockstream is Fighting Crypto Exchange Fraud

February 12, 2019  /  by Steven Lubka
It is no secret that cryptocurrency exchanges have a bad reputation for mismanaging, losing access to, and misrepresenting customer funds and liquidity. The most recent debacle was the “death” of Quadriga Exchange’s founder. According to the exchange, Founder Gerald Cotten died with sole access to the cold wallet that stored customer’s funds. However, many customers… Read more

Interview With Bread (BRD) Wallet Co-founder: a Mobile Wallet That Stores Private Keys on Phone in a Cryptographically Secure Enclave Rather Than on a Server

January 29, 2019  /  by Zachary Mashiach
Listen to the interview with Aaron Lasher, Co-Founder and Chief Strategy Officer at Bread (BRD) wallet At the North American Bitcoin Conference in Miami, Crypto.IQ interviewed Aaron Lasher, the Co-Founder and chief strategy officer at Bread (BRD), which is an easy to use mobile cryptocurrency wallet on iOS and Android. Bread (BRD) currently integrates Bitcoin… Read more

Crypto Exchange Cryptopia Claims It’s Been Hacked, Goes Offline After Months of Problems; Users Cry Exit Scam

January 15, 2019  /  by Zachary Mashiach
The Cryptopia cryptocurrency exchange has announced that it has been hacked and is coordinating with police to investigate. This announcement follows two continuous days of unscheduled maintenance, during which time $2.5 million of Ethereum (ETH) and over $1 million of various ERC-20 tokens have been drained from the exchange. Officials are unavailable for comment, but… Read more

219,500 Ethereum Classic (ETC) Worth $1.1 Million Double Spent During 51 Percent Attack; Coinbase May Delist

January 8, 2019  /  by Zachary Mashiach
Ethereum Classic (ETC) has been under siege due to a 51 percent attack, as detailed in a CryptoIQ article yesterday. There was initially incorrect information that this 51 percent attack, that it was due to the testing of new 1.4 GH/s ETHash ASICs and did not have any associated double spends. This caused a public… Read more

Crypto’s Proof of Keys Should Not Be Once a Year; it Should Be Every Second

January 8, 2019  /  by Zachary Mashiach
The first annual Proof of Keys event took place on Bitcoin’s 10th anniversary, Jan. 3, 2019. To observe Proof of Keys, Bitcoin users were urged to take control of their Bitcoin and move it into a wallet where they control the private key. Many Bitcoin users hold their Bitcoin in exchanges and online wallets where… Read more

BREAKING: Ethereum Classic (ETC) Hit With 51 Percent Attack A Week Before Ethereum (ETH) Constantinople Hard Fork

January 7, 2019  /  by Zachary Mashiach
Ethereum Classic (ETC), which is listed on Coinbase and ranked number 17 on CoinMarketCap with a market cap near $550 million, has been hit with a 51 percent attack. The attack appears to have occurred from 9 p.m. Jan. 6 to just after midnight on Jan. 7 and resulted in a blockchain reorganization hundreds of… Read more

Ledger and Blockchain Announce New Blockchain Lockbox Hardware Wallet

October 26, 2018  /  by Jackson Rickun
Cold-storage wallet manufacturer Ledger announced today a new hardware partnership with Blockchain, a Luxembourg-based cryptocurrency software company. The partnership will come in the form of a new hardware wallet, dubbed the Blockchain Lockbox, a specially-branded Ledger Nano S combined with Blockchain’s software capabilities. Blockchain, formerly known as Blockchain.info, is one of the oldest software wallet… Read more