Share this article

UK Crypto Exchange EXMO Offline Amid DDoS Attack

The exchange said it's working to bring services back online following the attack.

Updated Sep 14, 2021, 12:11 p.m. Published Feb 15, 2021, 3:55 p.m.
Hackers, data

Cryptocurrency exchange EXMO is down at press time, with the company saying it was hit by a distributed denial-of-service (DDoS) attack.

STORY CONTINUES BELOW
Don't miss another story.Subscribe to the Crypto Daybook Americas Newsletter today. See all newsletters

  • The U.K.-based exchange tweeted around 13:00 UTC Monday that its servers are temporarily unavailable owing to the attack and that it's "solving this issue."
  • Several hours later, work to get the site back online still seems to be ongoing.
  • A DDoS attack occurs when an online service is hit with massive volumes of traffic in order to slow or halt its operations.
  • The attack comes less than two months after EXMO lost nearly 6% of its crypto assets in a security breach on Dec. 21, 2020.

See also: Bitcoin.org Briefly Shut Down by Denial of Service Attack; Bitcoin Not Affected

Di più per voi

Protocol Research: GoPlus Security

GP Basic Image

Cosa sapere:

  • As of October 2025, GoPlus has generated $4.7M in total revenue across its product lines. The GoPlus App is the primary revenue driver, contributing $2.5M (approx. 53%), followed by the SafeToken Protocol at $1.7M.
  • GoPlus Intelligence's Token Security API averaged 717 million monthly calls year-to-date in 2025 , with a peak of nearly 1 billion calls in February 2025. Total blockchain-level requests, including transaction simulations, averaged an additional 350 million per month.
  • Since its January 2025 launch , the $GPS token has registered over $5B in total spot volume and $10B in derivatives volume in 2025. Monthly spot volume peaked in March 2025 at over $1.1B , while derivatives volume peaked the same month at over $4B.

More For You

Bitcoin derivatives point to broad price range play between $85,000-$100,000

rollercoaster, loop

BTC options flow points to expectations for a broad range play rather than a massive surge or crash.

What to know:

  • Bitcoin's derivatives market shows stability, with strong support at $85,000 and resistance between $95,000 and $100,000.
  • Traders are selling put options at $85,000, indicating confidence that bitcoin won't fall below this level soon.
  • Call options are being sold at $100,000.