If you use Electrum, in case you get a error message that tells you to update please ignore (ongoing phishing attack).

Details here: https://github.com/spesmilo/electrum/issues/4968

copy paste from SomberNight in the github issue:

TL;DR: There is an ongoing attack against users where servers raise exceptions when a client broadcasts a transaction; in this case the error text is displayed as is in the client GUI. The attacker has spawned lots of servers on different /16 IPv4s to increase his chances of being connected to. The error messages are trying to get the user to download and install malware (disguised as updated versions of electrum).` 

apparently previous Electrum versions allow richtext in error messages sent by the server, so the upgrade warning might look legit to people…

Always remember to verify pgp / gpg signatures of bitcoin software you install.

submitted by /u/fmlnoidea420
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Bitcoin – The Currency of the Internet

This is Ross Ulbricht’s 6th Christmas in prison. A powerful message was posted on his Twitter today.

Here's a message posted on Ross Ulbricht's Twitter today:

"Each morning I wake up in this tiny cell, I dread facing another day. Gratitude is the antidote I use, giving thanks just to be alive, to be healthy, to have so many wonderful people in my life. "Thank you" is my mantra all day. It turns dread into joy even here."

If you haven't done so, you can sign his petition for clemency here.

submitted by /u/caro_lala
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Bitcoin – The Currency of the Internet


A Bitcoin mining hardware accelerator is described. A System on Chip implementing a Bitcoin mining hardware accelerator may include a processor core and a hardware accelerator coupled to the processor core, the hardware accelerator to mine digital currency. The hardware accelerator may include a first computational block, including a message digest datapath, wherein the first computational block is to: precompute a first summation of a 32- bit message (Wi), a 32-bit round constant (Ki), and…


Samourai Wallet Introduces Bitcoin via SMS Text Message for Censorship Resistance (news.bitcoin.com)

Bitcoin privacy wallet pioneers Samourai Wallet have announced a new proprietary app called Pony Direct, a transaction payment method (or to act as a relay) to send bitcoin via short message service (SMS), popularly used for texting. It’s a creative way to improve upon censorship resistance.  

Also read: Ditch University and High Transaction