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Tag Archives: bitcoin

Florianópolis woman rescued from kidnap with request to redeem virtual currency deic / Divulgação

Victim Rescued In Brazil’s First Bitcoin Ransom Kidnapping Plot

Recently, law enforcement authorities successfully rescued a kidnapped woman in São Paulo, Brazil. The criminals who kidnapped the woman demanded bitcoins and another form of cryptocurrency from the victim’s husband. A 32-year-old woman was rescued from the hands of criminals by the Civil Police in São Paulo, Brazil at the end of April. The victim, who is married to a ... Read More »

Previously Convicted Bitcoin Trader Arrested For The Possession Of Ammunition In The US

US law enforcement authorities arrested a man for illegally possessing ammunition in Mesa, Arizona. Thomas Mario Costanzo, a.k.a. “Morpheus Titania”, was arrested on April 20 during a multi-agency federal task force raid on his apartment in Mesa, Arizona, the United States, for possessing ammunition illegally. Possessing ammunition is legal in the state of Arizona, however, since the suspect was previously ... Read More »

Bitcoin news roundup May 14, 2017

This week’s summary of various cryptocurrency news and developments: New developments: There are over 150,000 unconfirmed bitcoin transactions Unconfirmed bitcoin transactions reached an all-time high this week, as according to Blokchain.info the number got as high as 160,000 – at the time of press, there are currently 156,900. It isn’t yet clear what caused a spike in the number of ... Read More »

An Alternative Way of Buying Bitcoin

Bitcoin, despite being decentralized in nature, relies on certain gatekeepers that allow people to enter and exit Bitcoin. We are talking about centralized exchanges which are the most popular way of acquiring Bitcoin. These, however, have proved to be unreliable time and time again. From the infamous Mt. Gox to the most recent Bitfinex hack, users have many reasons to ... Read More »

Bitcoin news roundup, May 6, 2017

This week’s summary of various cryptocurrency news and developments: New developments: OneCoin lawyers are threatening news outlets and whistleblowers The OneCoin organization, according to TheMerkle and Bitcoin.com, has threatened to sue media outlets and whistleblowers that point the finger at their operations. This week, two bitcoin proponents – journalist Friedemann Brenneis and bitcoin enthusiast Bjorn Bjercke – came forward with ... Read More »

Tutorial – How To Start a Full Bitcoin Node On Windows

As the present happenings seem to be taking us to an almost inevitable bitcoin hard fork, it is pivotal now to point out to bitcoin enthusiasts, that running a full node today will have positive influence on the bitcoin ecosystem during the upcoming critical period in the history of bitcoin. As an experienced bitcoiner, I would recommend starting a full ... Read More »

Bitcoin news roundup April 30, 2017

This week’s summary of various cryptocurrency news and developments: New developments: Understanding Antbleed, bitcoin’s new controversy After the AsicBoost controversy, bitcoin now has the antbleed controversy to deal with. Essentially, a mining chip vulnerability involving controversial company Bitmain could be used to remotely shut down bitcoin mining hardware, as the company added a “backdoor” that allows them to control hardware ... Read More »

The bitcoin blockchain and truly trusted computing

The idea of “Trusted Computing” is neither new nor complicated and involves code being electronically signed so that it cannot damage your computer. The idea is to “certify” software to avoid it causing the computer to crash or any other negative effects. The practical problems of such technology become obvious if you use either open-source or free software – the ... Read More »

A Novel System for Secure Offline Bitcoin Payments

Bitcoin is inarguably the most successful cryptocurrency so far, when market capital and growing popularization are considered. Users have to have online access to be able to initiate transactions to spend their bitcoins. A certain amount of time is required for the transaction to be successfully confirmed and validated (20-30 minutes in most cases). However, a large number of real ... Read More »

Examining the Bitcoin Address Graph

Bitcoin is by far the most popular unregulated, decentralized cryptocurrency. Since the genesis block was mined, the number of bitcoin users has been rising at a rather exponential rate. While bitcoin’s public ledger offers high levels of transparency, it does not directly reveal the real-world identity of either the senders or receivers of bitcoin transactions. A single bitcoin transaction is ... Read More »

Bitcoin news roundup April 23, 2017

This week’s summary of various cryptocurrency news and developments: New developments: Litecoin to implement Segregated Witness Litecoin’s scaling debate is seemingly coming to an end, as miners and developers reached an agreement over the future of one of the largest cryptocurrencies. The agreement came after an 8-hour long meeting on WeChat between miners and developers. The final decision was to ... Read More »

Investment on Security Firms Rise as Dark Web and Bitcoin Ransomware Cases Increase

Early-stage and state-led investments on cybersecurity firms are increasing exponentially. According to reports from the Big Four accounting firms which include EY, PwC, Deloitte and KPMG, the surge in cybersecurity investments is a direct result of rising cases of ransomware attacks, phishing scams and data thefts. Ransomware attacks and phishing scams are correlated in a sense that they both are ... Read More »

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Bitcoin price analysis April 21 2017

The price of Bitcoin looks ripe for an attempt to break past the all time $1350 high on Western exchanges. In fact, a significant segment of the market is extremely bullish with forecasts as high as $1400, $1600 and even $2000. Since the sharp sell off to $891, after the $1350 pre-ETF announcement high, price has been going up in ... Read More »

How Companies are Deanonymizing Bitcoin

One of the most common misconceptions regarding Bitcoin is that it is anonymous or untraceable, when in fact this couldn’t be further from the truth. Bitcoin is the opposite of untraceable. All of the transactions that have ever occurred in the network are stored in the immutable and public ledger that is the Blockchain. One could counter with the fact ... Read More »