Very likely all of you have heard by now of blockchain and its disruptive force on banking, payments, and other financial services . Designed to run electronic currency, many people believe this technology can not only revolutionize banking, payments, and related activities, but also government, insurance, supply chain management, and healthcare, to name just a few use cases. Read More
What to Do if Your Bitcoin Transaction Gets "Stuck"
The number of transactions on the Bitcoin network has steadily enlargened over the years. This means more blocks are packing up. And as not all transactions can be included in the blockchain straight away, backlogs form in miners’ “mempools” (a sort of “transaction queue.”)
What is Cryptocurrency: Everything You Need To Know [Ultimate Guide]
An in-depth guide by BlockGeeks
What is cryptocurrency: 21st-century unicorn – or the money of the future?
This introduction explains the most significant thing about cryptocurrencies. After you‘ve read it, you‘ll know more about it than most other humans. Read More
WannaCry: hackers withdraw £108,000 of bitcoin ransom
Digital wallets linked to ransomware attack that crippled NHS hospitals are cleaned out, as law enforcement attempts to track owners
WannaCry hackers clean out digital wallets of £108,000 in bitcoin ransom paid by victims of malware. Photograph: Ritchie B. Read More
The Top five Reasons to Use Bitcoin
Why use bitcoin? What are its benefits? Why is it better than cash or credit cards? We get asked these questions all the time so we thought we’d put together a quick list of five reasons why you, or anyone, will find bitcoin to be beneficial to have and use.
It’s made for our generation
Welcome to the Blockchain Academy
Training and consulting on blockchain and cryptocurrencies in South Africa and various other countries. We train attendees about the opportunities that exist and how to use this technology in order to innovate and better prepare for the future.
Our next course is the Bitcoin and Blockchain Beginner Course being held in Johannesburg on twelve September 2017.
The outcome of this course is to provide individuals with a general overview of bitcoin and the blockchain. Attendees will learn more about what bitcoin is, its history, how to use bitcoin: storing bitcoin in a wallet, buying and selling bitcoin on an online exchange, as well as sending and receiving bitcoin from one person to another without the need for a trusted third party.
The course also provides an overview of the blockchain: how transactions are stored on the blockchain, how mining works through consensus, the differences inbetween permissioned and permissionless blockchains and why these differences are significant.
The course further explains current use cases and opportunities this technology provides in terms of include clever contracts, payment rails, immutable ledger, proof of ownership, remittances and micro-transactions. It also discusses alternatives to bitcoin and the bitcoin blockchain.
The course touches on current regulation and compliance globally and in South Africa.
This course provides attendees with an insight into the future of this technology in terms of innovation and disruption of existing traditional systems and processes.
Module 1: Introduction
- Money and currency
- Digital currencies explained
- History of Bitcoin
Module Two: The Blockchain
- 101 of the blockchain
- How are transactions stored on the blockchain
- What Bitcoin mining is
- Permissioned and permissionless blockchains
- Side chains
Module Trio: Using Bitcoin
- Where and how to get bitcoins
- How to store bitcoins in a wallet
- How to send and receive bitcoins
- How to trade bitcoins on on-line exchanges
- Bitcoin pricing and volatility
Module Four: Bitcoin Security
- Security issues and the pseudo-anonymity of Bitcoin
- Security measures such as multi-signature transactions
- Backing up and restoring wallets
Module Five: Bitcoin Scalability, Risks and Limitations
- Transaction volumes and block sizes
- Block propagation speed
- Proof of Work efficiencies
- Mining pools and centralisation
- Mining prizes and incentivisation
- Wallet theft
- Regulatory friction
Module 6: Use Cases and Opportunities
- Payment rails
- Immutable ledger
- Coloured coins and digital asset ownership
- Time-stamped records
- Proof of ownership
Module 7: Merchant Acceptance
- How to integrate Bitcoin as a payment method
- Benefits of using Bitcoin as a payment method
- Payment processing companies
- Verification of transactions on the blockchain
- Successful case studies
Module 8: Bitcoin Compliance and Regulation
- Regulation globally and in South Africa
- Bitcoin compliance
Module 9: The Future of Blockchain
- Bitcoin for remittances in emerging economies
- Digital currencies and financial institutions
- Digital currencies and innovation
- The value of Bitcoin and the blockchain as a technology
- Alternatives to Bitcoin and the blockchain
The Bitcoin Bubble and the Future of Currency
A few days ago, the value of all the bitcoins in the world blew past $1 billion for the very first time ever. That’s an incredible achievement, for a purely virtual currency backed by no central bank or other authority. It’s also improvised: we’re in the middle of a bitcoin bubble right now, and it’s only a matter of time before the bubble bursts. Read More
Lawsuits Expected Over Fresh Digital Currency Bitcoin Cash
Posted: August 7, 2017
The digital currency Bitcoin will likely split into two separate currencies following a battle among cryptocurrency brokers.
Fortune reports that a fresh version of Bitcoin—Bitcoin Cash—hit the market on August 1, 2017. By its 2nd day of trading, it had already tripled in price and its market cap is now third largest of all digital currencies, according to Fortune. Read More
Israeli start-up Bancor wants digital currency to go mainstream
Galia Benartzi, the Bancor Foundation’s co-founder, explains how the Israeli start-up’s digital currency protocol was inspired by British economist John Maynard Keynes. Credit: YouTube.
The latest innovator from Israel’s “start-up nation” to score an international breakthrough is seeking to make digital currency go mainstream. Read More
How to use the Mycelium Bitcoin wallet: an effortless user guide (Android devices)
This manual will showcase you how to create and secure a Mycelium Wallet on your android phone/tablet and how to send and receive payments. We reccomend Mycelium to all fresh and pro Bitcoin users. It is secure, effortless to use, and has a lot of interesting functionalities. Read More