منابع مشابه
Blindly Signed Contracts: Anonymous On-Blockchain and Off-Blockchain Bitcoin Transactions
Although Bitcoin is often perceived to be an anonymous currency, research has shown that a user’s Bitcoin transactions can be linked to compromise the user’s anonymity. We present solutions to the anonymity problem for both transactions on Bitcoin’s blockchain and off the blockchain (in so called micropayment channel networks). We use an untrusted third party to issue anonymous vouchers which u...
متن کاملOn or Off the Blockchain? Insights on Off-Chaining Computation and Data
The potential for blockchains to fundamentally transform how organizations produce and capture value is huge and very real. Practical applications dealing with nearly any type of digital asset demonstrate this capacity. Blockchain-based application architectures benefit from a set of unique properties including immutability and transparency of cryptographically-secured and peer-recorded transac...
متن کاملNew gPs signals aviation grade Chips Off the Block IIF
j u l y / a u g u s t 2 0 1 0 www.insidegnss.com While the GNSS community at large looks forward to the addition of any new generation of navigation satellites, the first Block IIF satellite — launched in May 2010 and designated space vehicle number (SVN) 62 — marks an especially important step forward for the aviation community. Non-aviation applications may take advantage of GNSS receivers th...
متن کاملBlockchain Revolution without the Blockchain
The technology behind blockchain has attracted a lot of attention. However, this technology is for the most part not well understood. There is no consensus on what benefits it may bring or on how it may fail. A careful look into the technology finds that most of the proposed benefits of so called blockchain technologies do not really come from elements unique to blockchain. Instead, they come f...
متن کاملA chip off the old block!
A 35 year old male presented 9 months after sustaining a penetrating injury to the neck with a false aneurysm of the common carotid artery (CCA). At exploration, a 5mm piece of granite was embedded in the posterior wall of the CCA with overlying endothelialisation. He was treated with segmental resection and an interposition vein graft. Apart from the risk of foreign body embolisation at the ti...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: CFA Institute Magazine
سال: 2015
ISSN: 1543-1398
DOI: 10.2469/cfm.v26.n6.8