The Linux command wall is a hold-over from the way Unix machines used to be used. It’s an abbreviation of Write to ALL, and it was first included in AT&T Unix, way back in 1975. wall is a tool ...

The SHA-256 hash function used for Bitcoin isn’t really that hard to work out by hand. The problem, though, is that it takes a 64 byte value, sends it through an algorithm, and repeats that ...

"The removal of SHA-256 definitely goes against current recommendations." The ASD's stated reason for disallowing these algorithms in HACE systems by 2030 is "projected technological advances in ...

Mac users running macOS Mojave 10.14 and earlier are reporting widespread issues accessing the Mac App Store, with many ...

Helion have a number of solutions which implement the SHA-256 algorithm; we consider the "Fast" version here, which is aimed at applications requiring data throughputs up to the 1 to 2Gbps range.

The other opportunity for a quantum computer would be to break SHA-256, the hash algorithm used extensively in Bitcoin. Not only is this used within some Bitcoin addresses, like pay-to-public-key ...