07 Nov '13, 3pm

Researchers Debate Value of New Bitcoin Attack

Researchers Debate Value of New Bitcoin Attack

“Ittay Eyal and I outline an attack by which a minority group of miners can obtain revenues in excess of their fair share, and grow in number until they reach a majority. When this point is reached, the Bitcoin value-proposition collapses: the currency comes under the control of a single entity; it is no longer decentralized; the controlling entity can determine who participates in mining and which transactions are committed, and can even roll back transactions at will. This snowball scenario does not require an ill-intentioned Bond-style villain to launch; it can take place as the collaborative result of people trying to earn a bit more money for their mining efforts,” the researchers wrote in a

Full article: http://threatpost.com/researchers-debate-value-of-new-bit...

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Bitcoin currency could be crashed by colluded attack, researchers claim

Bitcoin currency could be crashed by colluded a...

rt.com 06 Nov '13, 8pm

Bitcoin currency could be crashed by colluded attack, researchers claim Published time: November 06, 2013 20:24 Get short ...

'Bitcoin is broken', researchers warn

telegraph.co.uk 06 Nov '13, 3pm

Typically, new Bitcoins are generated when groups of miners tackle complicated cryptographic puzzles. The first group to s...

Bitcoin 'at risk' of network attack

Bitcoin 'at risk' of network attack

bbc.co.uk 05 Nov '13, 12pm

5 November 2013 Last updated at 12:21 GMT Share this page Delicious Digg Facebook reddit StumbleUpon Twitter Email Print B...

Bitcoin 'at risk' of network attack

Bitcoin 'at risk' of network attack

bbc.co.uk 05 Nov '13, 12pm

5 November 2013 Last updated at 12:21 GMT Share this page Delicious Digg Facebook reddit StumbleUpon Twitter Email Print B...

Selfish Mining: A 25% Attack Against the Bitcoin Network #bitcoin

Selfish Mining: A 25% Attack Against the Bitcoi...

bitcoinmagazine.com 04 Nov '13, 9am

One of Bitcoin’s core security guarantees is that, for an attacker to be able to successfully interfere with the Bitcoin n...

Bitcoin isn’t so broken after all. My new blog post explains flaw in Cornell bitcoin-is-broken paper.

Bitcoin isn’t so broken after all. My new blog ...

freedom-to-tinker.com 07 Nov '13, 1pm

There has been a lot of noise in the Bitcoin world this week about a new paper by Ittay Eyal and Emin Gun Sirer (“ES” for ...

Bitcoin Researchers: You Can Game the System

Bitcoin Researchers: You Can Game the System

mashable.com 04 Nov '13, 4pm

Computer science researchers at Cornell University claim to have found a way to subvert the system driving production of t...

Researchers Say 'Bitcoin Is Broken' And Could Collapse

Researchers Say 'Bitcoin Is Broken' And Could C...

businessinsider.com 05 Nov '13, 1am

Emin Gün Sirer/Twitter See Also Meet The Woman HP Has Put In Charge Of Taking Down Its Big Rival: Cisco This Chef Taught ...

@TheStalwart

businessinsider.com 06 Nov '13, 11pm

Bitcoin is back in the news, as the digital currency has surged to new all-time highs in recent weeks. A few weeks ago, it...

Bitcoin more than doubles its value in about a ...

thenextweb.com 06 Nov '13, 6am

There may still be money to be made investing in Bitcoin. This morning, Bitcoin has just hit an all-time high of $267 , su...

Bitcoin more than doubles its value in about a ...

thenextweb.com 06 Nov '13, 6am

There may still be money to be made investing in Bitcoin. This morning, Bitcoin has just hit an all-time high of $267 , su...

Bitcoin Is Not Broken

Bitcoin Is Not Broken

forbes.com 06 Nov '13, 4pm

,’ said two researchers from Cornell University who released a paper to the press this week about a potential flaw in the ...

Bitcoin Comes Under Senate Scrutiny

blogs.wsj.com 05 Nov '13, 6pm

By Ryan Tracy @ryanjtracy [email protected] Ryan Tracy Biography CONNECT @ryanjtracy [email protected] Ryan Tracy Biogra...

Beijing bar 2nd Place now accepting bitcoin

Beijing bar 2nd Place now accepting bitcoin

coindesk.com 04 Nov '13, 10am

Bitcoin is slowly but surely spreading through Asia’s big cities via the international social scene. Now you can have a go...

Bitcoin

theguardian.com 01 Nov '13, 3pm

Negotiating foreign currencies can be a headache for any traveller. Persuading someone to accept payment in a currency the...