Bitmain Can Remotely Shut Down Your Antminer (and Everyone Else’s)
Major Bitcoin mining hardware producer Bitmain can remotely shut down almost all active Antminer machines. Dubbed the “Antbleed” backdoor, abuse of the vulnerability could probably knock half of all hash power on the Bitcoin network offline. “Even if Bitmain had no bad intent, this is a gaping security hole,” said our source, who discovered the backdoor....
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There have been recent allegations that Bitmain can shut down all of its Antminer mining hardware remotely. This supposed “backdoor” vulnerability has been dubbed “Antbleed,” and can be viewed via lines of code on Github and Pastebin. The website antbleed.com was created apparently to explain the vulnerability to the public. According to the website, the....
Bitmain recently introduced the Antminer S5 with their next generation chip. The S5 has the familiar open blade design as the S1 with panels on the sides to direct airflow without being completely encapsulated as the S3. What makes the S5 shine are the new chips. The S5 consumes 560 watts in our tests and runs at 1.1 to 1.2 th/s. Specifications Antminer S5: Hash Rate: 1155 GH/s ±5%. Power Consumption: 560 to 590 W. Power Efficiency: 0.51 J/GH. Chips 60x Bitmain BM1384 Gen3. Rated Voltage: 12V. Dimensions: 298 mm x 137 mm x 155 mm. Cooling: 1x 12038 fan. Operating Conditions: 0 °C to 35 °C.....
On July 6, the crypto mining rig manufacturer Bitmain announced the launch of the highly anticipated Antminer E9 after revealing the device on April 15, 2021. The machine boasts speeds of up to 2.4 gigahash per second (GH/s) and Bitmain is selling the device for $9,999 per unit. Bitmain Launches Antminer E9 for $4.17 per Megahash 447 days after revealing the Antminer E9, Bitmain has finally launched the product. The company announced the launch on July 6, 2022, and said “[The Antminer E9] is equipped with a hashrate of 2,400 [MH/s], 1920W power efficiency, and power efficiency of....
Bitcoin mining hardware designer Bitmain has released the AntMiner S3, the latest member of its AntMiner family based on 28nm silicon. The AntMiner S3 claims to deliver up to 478GH/s while consuming 366W of electricity, making power efficiency one of Bitmain's biggest selling points. It is priced at 0.75 BTC. AntMiner S3 spec and efficiency. Since the S3 churns out 478GH/s (±5%) and consumes 366W, Bitmain says its power efficiency is 0.77J/GH at the wall. It uses a standard ATX PSU, which is not provided by Bitmain. Due to the relatively low overall consumption, customers can opt for an....
Could Bitmain be driving the latest spikes of hashing growth with Antminer S3s? With the imminent release of the much anticipated Antminer S3, Bitmain has pushed out 4.8 ph/s to their private AntPool. Officially they are saying that S2's and some large private customers are driving up the hash rate in the pool there are many who are speculating that it is the initial testing of the S3s as well. All told, with the amount of Antminer S1 and S2 sales Bitmain units sold in the past months, Bitmain is estimated to be powering 20% of the total network. Recently Bitmain announced the upcoming....