blockchain


Blockchain is a technology that basically distributes a ledger. For those of you in the financial management world, you know a ledger as the trusted source of transactions or facts. The same is true with blockchain. But instead of existing in a large leather bound tome or in a financial management application, blockchains are managed by a distributed set of computing resources working together to maintain that ledger. Each transaction, or block within it, is linked together in an indisputable manner using public/private key encryption and internal... [Read More]
by RSS Keith Rayle  |  Mar 17, 2017  |  Filed in: Industry Trends & News
Although bitcoin miners have been used by cybercriminals before as a way to monetize their malicious activities, this recent sample (MD5: 522f8ba8b2dec299cc64c0ccf5a68000) caught our attention because it is unusually heavy, persistent, and obfuscated. Fortinet detects this threat as W32/Miner. (3)Threat DescriptionThis malicious bitcoin miner is, in fact, a container of multiple files. Since NSIS (Nullsoft Scriptable Install System) was used to create the malware sample, the files that it contains can be seen using a file archiver such as 7-Zip.... [Read More]
by RSS Lilia Elena Gonzalez Medina  |  Jun 14, 2016  |  Filed in: Security Research