Altcoins Beware: An Overview of Recent 51% Attacks

2019-2-7 21:00

The so-called 51% attacks are among the major security threats to digital currencies as they allow enable perpetrators to control the network and all transactions passing through it. What Is a 51% attack? Cryptocurrencies are bolstered by blockchain technologies or distributed ledgers which store information about all transactions ever made in a network.

Miners sustainRead MoreRead More. The post by David Balaban appeared first on BTCManager, Bitcoin, Blockchain & Cryptocurrency News.

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Allion (ALL) на Currencies.ru

$ 0.0002904 (+0.00%)

Объем 24H $0

Изменеия 24h: 0.00 %, 7d: 0.00 %

Cегодня L: $0.0002904 - H: $0.0002904

Капитализация $1.8k Rank 99999

Доступно / Всего 6.199m ALL

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Источник: btcmanager.com

all transactions → Результатов: 126

Chainalysis: Hong Kong and China’s OTC Markets Remain Active Despite Crypto Winter

East Asia represents almost 8.8% of all transactions globally, a report from the research firm says.

2023-10-2 18:57	China
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Brazil’s Ramessa Online Uses Ripple’s xCurrent But Awaits Full Regulations Before XRP Integration

Ramessa Online, a company located in Sao Paulo, announced that they are waiting for XRP to be regulated before starting to use the digital asset. Remessa Online is also a partner of Ripple. The San Francisco-based company is offering services to financial institutions all over the world trying to make cross-border transactions faster and easier. […]

2019-2-6 19:28	News
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Mt. Gox Is Still Dumping Cryptocurrency? Leaked Info Suggests They Are

Mt. Gox, the now-bankrupt crypto exchange, once the world’s largest Bitcoin exchange handling over 70% of all Bitcoin transactions… The post Mt. Gox Is Still Dumping Cryptocurrency? Leaked Info Suggests They Are appeared first on Invest In Blockchain.

2019-2-7 18:58	Mt Gox
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Living on Bitcoin for a Week in San Francisco

When I decided, maybe against my better judgement, to live on bitcoin for a week, the plan was met by a combination of cautions and jokes from friends and loved ones: “Just don’t starve,” “Well, it’s the New Year, a perfect time to start a new diet,” “Will you be able to eat?”, “Have you really thought about it?”I had “really” thought about it and it seemed not only sensible but necessary.

2019-2-5 23:06	Adoption & community
bitcoin experiment day living san francisco week

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Bitcoin Lightning Network Continues To Thrive Amid Crypto Downturn

The crypto downturn may have continued to ravage this industry’s startups, with an exchange even deciding to shutter all operations, but one facet of this nascent sector has continued to swell.

2019-2-3 03:00	Lightning Network
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Chainalysis Report: Two Groups Responsible for Most Publicly Reported Hacks

Two “prominent professional hacking groups” are responsible for the majority of publicly reported hacks of cryptocurrency exchanges and other cryptocurrency organizations, concludes a report published by blockchain data analytics firm Chainalysis this week.

2019-2-2 01:45
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Crypto Wallet Says It Offers ‘World’s Fastest Bitcoin Transfer’ as New Feature Launches

A crypto company claims it is offering “the fastest Bitcoin transfer in the world” after adding a brand-new service to its crypto wallet. SovereignWallet says its platform offers banking-grade features to protect user assets, all the while ensuring that completing transactions is as simple as “sending a text.

2019-2-1 10:00	Industry
crypto says wallet bitcoin transfer offers world

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Untraceable Payments and Unlinkable Transactions: Startup Offers “New Generation” Coin

A company has created an “untraceable anonymous coin.” The team says the p2p network makes all the users' transactions unlinkable to a particular user or real-world identity #SPONSORED

2019-1-31 21:54	DEX
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WIBX ICO

Wibx is the utility token that will revolutionize the exchange relationships between brands and consumers, transforming social networks users into digital influencers. Wibx is the native token and the mean of exchange of the WiBOO platform, a sophisticated and well-structured ecosystem that offers new perspectives for the conventional marketing strategy models, such as sales activation and customer loyalty, using the blockchain technology and artificial intelligence (AI).

2019-1-29 07:03
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6 Wealthiest Ethereum Wallets May Have Faked Decentralization

Something fishy took place in the world of Ethereum on Dec 1, 2018. New analysis from AI-powered blockchain investigator ORS CryptoHound has uncovered unusual activity on the Ethereum blockchain, which took place last month.

2019-1-27 09:00
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New Zap Point-of-Sale App Enables Merchants to Accept Lightning

A new point-of-sale (PoS) app released by Zap allows merchants to independently accept transactions on the Lightning Network. Jack Mallers, the founder of Zap, described some of the properties of this new app on a recent Twitter thread.

2019-1-26 01:39	Adoption & community
mallers lightning zap app network new bitcoin

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Graftroot: How Delegating Signatures Allows for Near-Infinite Spending Variations

This article is a direct follow-up from our Taproot explainer. If you haven’t read that article, you should probably do so first. If Taproot is deployed on Bitcoin, many smart contract constructions will look just like regular transactions on the blockchain.

2019-1-26 01:23	Technical
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Freewallet releases long-anticipated Ripple Wallet

Freewallet, a digital multicurrency wallet with over 3M users, is proud to announce the long-awaited listing of Ripple (XRP) on the Freewallet Multi-currency wallet, and a subsequent stand-alone Ripple Wallet app for Android.

2019-1-25 16:28
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Taproot Is Coming: What It Is, and How It Will Benefit Bitcoin

Bitcoin users may, before long, be able to benefit from a trick called “Taproot. ” First proposed by Bitcoin Core contributor and former Blockstream CTO Gregory Maxwell, Taproot would expand on Bitcoin’s smart contract flexibility, while offering more privacy in doing so.

2019-1-25 01:19	Technical
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US Government Makes Online Interstate Gambling Illegal As Augur (REP) Crypto Betting Platform Could Feel Effects

U. S. Government Makes Illegal Online Gambling The Government of the United States has made illegal all forms of online gambling that involve interstate transactions. The information was released by Bloomberg on January 16.

2019-1-23 20:39	News
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Bitfury Rolls Out Lightning Peach, Its Own Suite of Lightning Tools

Bitfury’s new suite of Lightning products has been released to the public. Lightning Peach, the title of the product bundle, was developed by Bitfury’s Lightning Network team of the same name.

2019-1-23 20:02	Payments
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CoinZest Airdrop Event Goes Wrong, Customers Receive $5.3 Million Worth of Crypto

CoinZest, a South Korean cryptocurrency exchange has been left with no choice but to roll back all transactions on its servers after it mistakenly airdropped bitcoin and altcoins amounting to $5. 3 million to its clients, instead of the intended We Game tokens (WGT), according to local news source, CoindeskKorea on January 19, 2019.

2019-1-23 14:00	South Korea
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BetterHash Protocol Lets Pool Miners Regain Control Over Their Hash Power

One problem that concerns many is the centralization of mining within the Bitcoin ecosystem. Fortunately, there are talented developers working to solve this problem and Matt Corallo, full-time Bitcoin developer at Chaincode Labs, is one of them.

2019-1-26 23:50	Mining
pool block mining betterhash miners pools protocol

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Bitcoin (BTC) Darknet Transactions Doubled In 2018: Why This Is Bullish

Crypto Darknet Transactions Boomed In 2018 Since Bitcoin (BTC) burst onto the global stage in 2009, the cryptocurrency, known for its decentralized, immutable, censorship-resistant, pseudonymous, and borderless nature, has become a medium for transactions of all shapes and size.

2019-1-19 05:14	Technology
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nChain Director Says Bitcoin SV (BSV) Set to Add New Merchant API for Making Native Transactions Efficient

Bitcoin SV is finally dissociating itself from its notorious past and is starting to gain widespread attention for all the right reasons. For example, a couple of days back, Steve Shadders, an executive over at nChain, announced to the world that SV’s core dev team was making big changes to the premier token’s native ecosystem— […]

2019-1-18 19:16	News
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Huobi Resumes Operations in Japan as a Fully Regulated Exchange

Huobi is back in Japan, this time as a fully regulated exchange under Japan's Financial Services Agency (FSA). Following its merger with BitTrade, Huobi Japan Holding Ltd.

2019-1-19 19:03	Regulation
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South Africa Wants to Mandate Registration of Crypto Service Providers

A regulatory working group in South Africa, which includes the country’s central bank, has released a consultation paper on crypto assets this week. According to the document, all exchanges, wallet providers, Bitcoin ATMs and payment processors will have to register with the government in 2019.

2019-1-18 00:25
crypto africa south providers bitcoin service registration

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Mercury FX Makes Its Largest Payment Via RippleNet, Illustrates How Ripple’s XRP Saves time and Money for Businesses

Mercury FX is trying to change the way people and businesses make international transactions. Their mission is to beat banks by providing customers with lower “exchange rates and lower transaction fees on all international transactions.

2019-1-18 23:58	xrp news
businesses mercury replace way lower transactions international

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Coinbase Shares User Tips for Helping Keep Your Bitcoin and Crypto Asset Holdings Safe

As we all know by now, one of the main benefits of using altcoins is the fact that they allow people to participate in online transactions without having to use an intermediary service such as a bank or credit card company.

2019-1-17 20:06	News
people use service participate such intermediary online

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American Companies Can Now Settle Payroll Taxes In Cryptocurrency via Bitwage

International cryptocurrency payroll service provider Bitwage has announced that it has partnered with Texas-based Simply Efficient HR. The move will allow companies to pay W2 employee and payroll taxes in all 50 U.

2019-1-17 18:57	USA
payroll bitwage taxes cryptocurrency companies simply settle

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All about Loom Network (LOOM): Platform for Large-Scale Online Games and Social Apps

The Loom Network is developed to be the next-generation blockchain platform for large-scale online games and social apps. It means that users could build apps such as Twitter of World of Warcraft on Ethereum blockchain.

2019-1-17 13:10	Crypto Journal
loom apps games social online platform network

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One Year Later, What’s Holding Back SegWit Adoption on Bitcoin?

SegWit was activated on the bitcoin network over a year ago. But only an estimated 36 percent of all bitcoin transactions are using it. Why?

2019-1-17 06:05
bitcoin segwit year estimated all percent transactions

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South Africa to Start Tracking All Cryptocurrency Transactions in 2019

Owning bitcoin in South Africa just got a little harder, or at least it will do by the end of quarter one this year. According to a consultation paper published yesterday by the South African Reserve Bank (SARB), some hefty new regulation surrounding and exchanges and ATMs is about to be enforced.

2019-1-16 23:00	South Africa
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Fructus ICO

In a world where food consumption is rapidly outpacing food production in the coming years, a solution in efficiency is needed. Every day millions of consumers buy fresh produce through multinationals, wasting an estimated 15% to 30% of all fruits and vegetables.

2019-1-16 19:33
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Educating the Next Wave of Bitcoin Developers

Bitcoin is an open-source protocol that anybody can interact with. It is getting attention and attracting participation in different ways, whether it is through speculation, investing and sending money, all the way to contributing to what’s underneath the hood.

2019-1-16 01:14	Adoption & community
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PR: Bitex Global Launches XBX on Global Exchanges

As per the reports, January 1, 2019, Bitex has launched its cryptocurrency in worldwide cryptocurrency exchanges, coin namely XBX which is now accessible for trading. So now it’s the right time to change your coins which you don’t need into XBX.

2019-1-11 13:30
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In Instagram’s darkest corner, all it takes is a hashtag to uncover images of child sexual abuse

For pedophiles, a single hashtag opened the door to one of Instagram’s seediest corners, one where images of sexually exploited children were openly traded as if they were collectibles. For anyone willing to engage, finding images of child sexual abuse was about as simple searching for a laptop on Craigslist.

2019-1-9 05:36	social media
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Coinbase Suspends Ethereum Classic Transactions after Double Spend Attack

Shortly after detecting a deep chain reorganization of the Ethereum Classic blockchain (ETC) on January 8, 2019, cryptocurrency exchange platform Coinbase Tweeted that it has stopped all transactions related to the cryptocurrency.

2019-1-8 21:30	security
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Coinbase Reports Ethereum Classic [ETC] 51% Attack, Wider Market Remains Unfazed

Coinbase, one of the largest cryptocurrency exchanges in the US, announced on Monday that it had paused all interactions with the Ethereum Classic blockchain after detecting double spends in the network.

2019-1-8 20:44	Coinbase
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EO.Finance Review

EO. Finance is a Crypto & Fiat wallet which supports more than 40 currencies as well as credit and debit card transactions. It is part of a wider ecosystem of products which compliment one and another to create an all encompassing ecosystem for the crypto community.

2019-1-8 07:00	Wallet
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Coinbase Forced to Suspend Ethereum Classic Trading After 51% Attack

Ethereum Classic, the original unforked Ethereum blockchain, has suffered a 51% attack resulting in nearly half a million dollars worth of double spends according to Coinbase. Coinbase detected the deep chain reorganizations over the weekend, forcing the cryptocurrency firm to freeze all Ethereum Classic transactions on their trading platforms and other products and services.

2019-1-8 23:00	Ethereum Classic
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WinWinCoin ICO

WinWinCoin gambling solution with decentralized Jackpot What do we offer? As mentioned above, we have a full understanding of current problems in the gambling industry and that is why we offer an effective solution in the form of decentralized anonymous currency WinWinCoin which will save players from limits, fees, make money transfers faster and all wallets and transactions anonymous which will allow avoid territorial and legislative restrictions.

2019-1-5 21:09
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Neutrino: A Privacy-Preserving Light Wallet Protocol

Lightning is all the rage these days and, while it's an exciting development, users currently have to have a full node running in order to transact in it. In this article, I'm going to introduce Neutrino, a new protocol for light clients to get the data that they need while preserving privacy and without trusting a central server.

2019-1-4 21:11	Technical
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Bitcoin Magazine Launches Custom Block Explorer

As part of the new Bitcoin Magazine site, we’ve launched a custom block explorer, using Blockstream’s open-source implementation Esplora. What Is a Block Explorer?Bitcoin runs on a distributed network of computers that participate in securing and maintaining a ledger of transactions called a blockchain.

2019-1-3 06:35	Bitcoin
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Can Bitcoin Scale?

The ongoing debate about whether or not Bitcoin can scale sufficiently on its path to mass adoption has led many people to question if it will ever reach that point at all.

2019-1-5 06:05	Bitcoin
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BullPay’s multi-crypto blockchain API and explorer now out of beta

CryptoNinjas BullPay, a blockchain data service provider, officially announced this week the launch of Longhorn, its multi-cryptocurrency block explorer, and blockchain data API service. Longhorn by BullPay provides real-time wallet balances, all historical blockchain transactions, and more on.

2019-1-3 04:12
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Why Ohio’s State Treasurer Backs Decision to Accept BTC For Tax Payments

As tax season is rapidly approaching, some states, like Ohio, have decided to set a new standard for the rest of the country to follow. Back in November, Ohio became the first state in the U.

2019-1-3 20:53	Adoption & community
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Bitcoin Price Analysis: BTC Bounce Back, Wells Fargo to Reimburse $575 Million

Latest Bitcoin News Among other advantages, the blockchain is transparent, and once there is a registration, it’s easy to track all transactions related to that address. That’s why this technology is perhaps the most significant innovation of the 21st century.

2019-1-1 17:00	BTC
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Seven New Year's Resolutions for Bitcoiners

In the time-honored tradition of goal setting for the new year, Bitcoin Magazine has compiled a short list of seven possible New Year’s Resolutions for Bitcoiners as we head into 2019.

2019-1-2 03:22	Adoption & community
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Blockchain Analysis Is About to Get Harder as P2EP Enters Testing Phase

Yet another tool is being added to Bitcoin’s growing number of privacy solutions. Thought up at a brainstorming event attended by Bitcoin developers and privacy researchers last summer, Pay to Endpoint (P2EP) is a relatively new trick that utilizes the well-known CoinJoin mixing technique to make blockchain analysis much harder.

2019-1-1 19:31	Privacy & security
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End of year crypto roundup: How did Bitcoin perform in 2018?

Bitcoin — the cryptocurrency that started it all — was released in 2009 as open-source software by a person or group of people using the name Satoshi Nakamoto. The idea was to create a peer-to-peer electronic currency that didn’t rely on any central authority or intermediary for validating the exchange of money.

2018-12-28 12:00
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Airtoto ICO

AIRTOTO is the world's most secure and fair blockchain E-Lottery. AirToto is an Ethereum Blockchain based lottery system offering greater autonomy to participants with crystal clear transparency. Our Financial and Technology innovation promises landscape changes in the e-Lottery ecosystem that benefits one and all i.

2018-12-28 06:03
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India May Legalize Bitcoin Under “Strong” Rules

India could be making a U-turn on its directives for cryptocurrencies. Per reports from the New India Express, a second interdisciplinary committee set up by the Indian government is considering making cryptocurrencies legal in the country again but with more stringent rules.

2018-12-28 02:16	Regulation
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Private Blockchains Have Few Applications, Study Finds

Despite all efforts, so far businesses haven’t been able to come up with significant applications for private, centralized blockchains as opposed to public distributed ledgers, a new study shows. According to the authors, in most cases corporate blockchain networks are used mainly for database verification and transactions auditing.

2018-12-25 20:15
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Investor loses $71 million in WBTC, tricked by poisoned address

An investor lost over $71 million in WBTC to a poisoned address scam, as reported by blockchain security experts CertiK and Cyvers. The post Investor loses $71 million in WBTC, tricked by poisoned address appeared first on Crypto Briefing.

Crypto losses caused by exploits fall 141% in April: CertiK

April's crypto exploits and scams saw a 141% decrease with only $25.7M lost, marking a record low since 2021. The post Crypto losses caused by exploits fall 141% in April: CertiK appeared first on Crypto Briefing.

Your Crypto Project Needs a Sheriff, Not a Bounty Hunter

Avi Eisenberg’s centi-million dollar exploit of the decentralized Mango Markets trading platform revealed the perverse incentives of bug bounties.

Polygon Labs earns crucial information security certificate

Polygon Labs has announced that it has received ISO 27001 certification.

Over $500 million in crypto stolen during Q1 through exploits: CertiK

Chris Larsen, Ripple's co-founder, suffered the heaviest loss of the quarter, with over $110 million drained from his personal wallet.

Ether Could Avoid Designation as a Security With Centralization Risk Easing, JPMorgan Says

Staking platform Lido’s share in staked ether has continued to fall, reducing concerns about concentration in the Ethereum network, the report said.

How the Bitcoin Halving Could Affect Network Security

After the block reward drops to 3.125 bitcoins, miners could power down their less efficient machines.

2019-2-7 21:00

all transactions → Результатов: 126

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