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Hacks, exploits, phishing campaigns and how to defend against them.

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  1. Multi-billion Binance hack hitting crypto markets

    Crypto prices are sliding on the news, led by BNB coin, down 6% in the last hour.

    CoinDesk · · Security · Exchanges

  2. Bubblemaps Traces $2.7 Million Outflow From Polymarket Breach

    Trading is back online and Polymarket has pledged full reimbursement, while a trader cited in the tracing says he moved funds to safety.... Read the full story at The Defiant

    The Defiant · · Security · Markets

  3. Polymarket suspended trading amid reports of user funds being drained

    The prediction markets platform halted trading on Thursday after it reported one of its third party providers had been compromised.

    Cointelegraph · · Security

  4. Polymarket pauses trading after $2.65 million exploit, says third-party provider was compromised

    After over $2.5 million was lost within minutes on Polymarket, the platform said it has since placed its exchange in cancel-only mode.

    The Block · · Security · Exchanges

  5. Polymarket suspends trading after third-party breach leads to user losses

    Polymarket said one of its third-party providers was breached after users reported seeing their accounts drained.

    CoinDesk · · Security

  6. Polymarket Pauses Trading as Prediction Market Investigates Security Incident

    Polymarket restricted trading and paused relayer actions as users report funds leaving their accounts. A suspected attacker wallet holds about $2.65 million in POL, per Arkham data.

    Decrypt · · Security · Markets

  7. Polymarket Says Issue Fixed, Pledges to Make Affected Users Whole

    The platform blamed a compromised third-party provider but kept trading halted while it worked to restore service.... Read the full story at The Defiant

    The Defiant · · Security

  8. Polymarket Halts Trading and Pauses Relayer Amid Incident

    Existing orders can still be canceled, but new buy and sell orders are blocked. A trader reported an $800,000 account drain.... Read the full story at The Defiant

    The Defiant · · Security

  9. U.S. sanctions Russian nationals for laundering millions in crypto for North Korean IT workers

    Russian nationals Ilya Boykov and Vitold Obertas allegedly converted about $3.5 million and nearly $2 million in crypto, respectively, for North Korea.

    CoinDesk · · Security · Regulation

  10. Ethereum clients patch flaw that could let attackers redirect ETH rewards

    A key blunder at Indian certificate issuer eMudhra left some Teku and Besu setups trusting forged certificates. Default mainnet nodes weren’t exposed.

    CoinDesk · · Security · Ethereum

  11. zkLink Nova Bridge Exploit Drains About $779,000 in One Transaction

    The main Ethereum escrow still showed an unpaused status after Blockaid warned that a forged batch root had enabled unauthorized withdrawals.... Read the full story at The Defiant

    The Defiant · · Security · Ethereum

  12. Allium Discloses Security Breach, Revokes API Keys

    Core services are back online, but uploaded-data access remains disabled and gaps in some data feeds are still being filled.... Read the full story at The Defiant

    The Defiant · · Security

  13. Centralized Exchange and DeFi Losses Dominate 2026 Crypto Hacks Despite Hardware Wallet Failures

    Bitcoin Magazine Centralized Exchange and DeFi Losses Dominate 2026 Crypto Hacks Despite Hardware Wallet Failures Crypto hacks have produced roughly $2.35 billion in net losses so far in 2026 after freezes and returns, according to a report by Lightning.news shared with Bitcoin Magazine. A security...

    Bitcoin Magazine · · Security · Exchanges

  14. Crypto PAC spending before midterms possibly obscured after reported FEC hack

    The FEC reported an “electronic filing system outage” on Tuesday as groups are expected to ramp up spending before the US midterm elections.

    Cointelegraph · · Security

  15. Coinbase and Bithumb users hit by data leaks

    Coinbase and Bithumb users have seen their data leaked after hackers targeted the South Korean crypto exchange and Coinbase's analytics vendor. The personal information of an unspecified number of Bithumb users was leaked after an “external party” reportedly breached its internal mobile groupware...

    Protos · · Security · Exchanges

  16. Cybersecurity’s Black October: How to protect yourself

    Each day brings news of another AI-powered attack, or a newly discovered vulnerability. Here’s what’s happening and how ordinary people can protect themselves online.

    Cointelegraph · · Security

  17. Coinbase Customer Data Hit in Analytics Vendor Breach, Funds ‘Not Impacted’

    The incident at analytics firm Amplitude hit a "small subset" of Coinbase customers, the exchange said, without saying how many.

    Decrypt · · Security · Exchanges

  18. Coinbase denies systems breach, says vendor exposed customer data

    Coinbase said that an incident at analytics vendor Amplitude exposed some customers’ contact data, but it found no evidence of unauthorized access to its own systems.

    Cointelegraph · · Security · Exchanges

  19. Bithumb hacked through employee system as South Korean financial firms face cyberattacks

    The breach hit an internal employee system that Bithumb says is separate from its trading platform, while the exchange is still determining whether customer information was exposed.

    CoinDesk · · Security · Exchanges

  20. Coinbase Denies Systems Breach, Cites Amplitude Contact-Data Incident

    The exchange says customer funds were unaffected and it is notifying impacted users and regulators.... Read the full story at The Defiant

    The Defiant · · Security · Exchanges

  21. Coinbase says user funds are safe after third-party vendor exposes customer contact info

    The crypto exchange says an incident at analytics firm Amplitude exposed some customer contact information, but insists its own systems were not breached.

    CoinDesk · · Security · Exchanges

  22. Bithumb discloses data leak after internal system breach: Report

    The breach impacted its in-house mobile system, used by employees for work and information sharing.

    Cointelegraph · · Security · Exchanges

  23. Tranche Vault on Avalanche Drained of 1.01 Million USDC

    Blockaid says a flash loan let the attacker mint inflated tranche shares and redeem the vault's USDC. A balance check showed none left in the identified contract.... Read the full story at The Defiant

    The Defiant · · Security · DeFi

  24. 27-Year-Old Missouri Man Admits Role in Failed Bitcoin Kidnapping Plot

    Bitcoin Magazine 27-Year-Old Missouri Man Admits Role in Failed Bitcoin Kidnapping Plot A St. Louis man has admitted his part in a violent scheme to steal bitcoin from a Connecticut family. Martel Williams, 27, pleaded guilty Monday in federal court in Hartford to conspiracy to interfere with...

    Bitcoin Magazine · · Security · Regulation

  25. Bitcoin Wallet Maker Keystone Pulls Devices as Stolen Key Opens Door to Fakes

    Attackers obtained the factory key that proves Keystone's hardware wallets are genuine, and 25,964 buyer records were affected. The company says recovery phrases and private keys were not involved.

    Decrypt · · Security · Bitcoin

  26. Predict Fun users lose $260K in ‘likely’ ongoing draining incident

    Users of BNB-based prediction market Predict Fun have lost roughly $260,000 in a draining incident that's likely to claim even more. On Tuesday, crypto analyst “Dethective” claimed they'd been drained for roughly $5,000 in an incident linked to Predict Fun. The funds were bridged to Ethereum and...

    Protos · · Security · Ethereum

  27. Bitcoin Security Expert Jameson Lopp: Cyberattacks on “Exponential” Path

    ▶ Bitcoin Magazine Bitcoin Security Expert Jameson Lopp: Cyberattacks on “Exponential” Path Bitcoin Core just changed its security policy because AI can find bugs with a simple prompt. Jameson Lopp explains the bigger trend behind it: two and a half months of exponential growth in vulnerability...

    Bitcoin Magazine · · Security · Bitcoin

  28. Crypto wallet maker Keystone to destroy almost 19,000 devices after security breach

    The breach exposed 25,964 buyer records, some kept past Keystone’s 180-day deletion policy after an automated tool failed without the firm noticing.

    CoinDesk · · Security · DeFi

  29. Threat Intelligence | Udesk Loads Malicious JS to Steal Data and Alter Transfer Addresses

    Background Recently, SlowMist security personnel detected an attack involving the injection of malicious code into scripts associated with the Udesk customer service system during routine threat intelligence investigations. The team subsequently obtained two JavaScript samples,...

    SlowMist · · Security

  30. Bloom bot hackers loot $953K faster than you can microwave popcorn

    Bloom pledged to reimburse nine traders after $953,000 was drained from 48 wallets, saying no private keys were accessed or compromised.

    Cointelegraph · · Security

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