Latest cybersecurity reporting from selected sources.

Also: Former Hodlnaut CEO Charged and Stake DAO Hit by ExploitEvery week, ISMG rounds up cybersecurity incidents in digital assets. This week, the U.S. sanctioned Iran's largest exchange, ex-Hodlnaut CEO faced charges, the U.S. Securities and Exchange Commission sued over a $12.3M AI crypto scam and exploits hit Gravity Bridge, Stake DAO and Gnosis Pay.

Also, Europol Cracks DDoS Networks, Mythos Finds Bugs, France Portal HitThis week, scam compounds. Attackers exploit flaws pre-disclosure. A crackdown on DDoS-for-hire. No Mythos for CISA, yes for Mozilla. France ID portal breach. Israeli and Venezuelan critical infrastructure targeted. Russian hacking in Ukraine. An Apache flaw. A ransomware negotiator aided BlackCat.

Also: ZachXBT Uncovers DPRK Worker Scam, Hyperbridge Hack, Coinone FineThis week, Operation Atlantic disrupts $45M phishing fraud, ZachXBT uncovers DPRK crypto worker scheme, Hyperbridge exploit, South Korea fines Coinone $3.5M, Kraken faces extortion attempt over insider data leak and American musician loses $420K in fake Ledger app.

Cybersecurity researchers have unmasked a novel ad fraud scheme that has been found to leverage search engine poisoning (SEO) techniques and artificial intelligence (AI)-generated content to push deceptive news stories into Google's Discover feed and trick users into enabling persistent browser notifications that lead to scareware and financial scams

Tax-season phishing floods deliver RMM malware, credential theft, BEC and tax-form scams

Also: SEC Drops BitClout Founder Case, BlockFills Files for Chapter 11This week, a hacker minted $24M from Resolv, SEC dropped its case against BitClout founder, BlockFills filed for Chapter 11, Bitrefill linked hack to Lazarus, OpenClaw phishing scam hit devs, global law enforcement crackdown on scams and Balancer Labs to wind down after $128M exploit.

Also: US' Multi-Million Dollar Scam Funds SeizureIran exchange leak raises sanctions risks, $580M frozen in scam crackdown, $61M romance scam funds seized, feds seek $327K in dating scam case, Russia exploit broker sanctioned, South Korean wallet recovery phrase exposure and arrest in custody bitcoin theft, Axiom data misuse and Uniswap lawsuit ends.

Also: IoTex Bridge Exploit Linked to Private Key BreachThis week, Step Finance shuts down, IoTeX bridge exploit, Russia-linked exchanges help evade sanctions, Australian charged in $3.5 million scam, a hacker returned $21 million in seized bitcoin to South Korean prosecutors and Malaysia arrested 12 police officers in an extortion case.

The internet never stays quiet. Every week, new hacks, scams, and security problems show up somewhere

Cybersecurity researchers issue warning over a surge in attacks designed to trick Facebook users into handing over login credentials

The first ThreatsDay Bulletin of 2026 lands on a day that already feels symbolic — new year, new breaches, new tricks. If the past twelve months taught defenders anything, it’s that threat actors don’t pause for holidays or resolutions. They just evolve faster. This week’s round-up shows how subtle shifts in behavior, from code tweaks to job scams, are rewriting what “cybercrime” looks like in

Indian Police Arrests Ex-Coinbase Staffer Over Data Breach ChargesThis week, a $7 million Trust Wallet extension hack, arrest of an ex-Coinbase support agent, the U.S. sued alleged perpetrators of a $14M scam, Polymarket hack update, early release scheduled for former Alameda CEO, backlash on Flow's post-exploit rollback plan and Grubhub-linked holiday Bitcoin scam.

If you use a smartphone, browse the web, or unzip files on your computer, you are in the crosshairs this week. Hackers are currently exploiting critical flaws in the daily software we all rely on—and in some cases, they started attacking before a fix was even ready

Cybersecurity researchers have demonstrated a new prompt injection technique called PromptFix that tricks a generative artificial intelligence (GenAI) model into carrying out intended actions by embedding the malicious instruction inside a fake CAPTCHA check on a web page

A combination of propagation methods, narrative sophistication, and evasion techniques enabled the social engineering tactic known as ClickFix to take off the way it did over the past year, according to new findings from Guardio Labs

Also: CoinDCX's $44 Million Exploit, Crypto Theft Hit $2.17B in First Half of 2025This week, Russia crypto laundering in Krygyzstan, CoinDCX lost $44M in a hack, the U.S. sought $7.1M in crypto linked to oil tank investment scam, Ex-NCA officer was jailed for stealing seized bitcoin, crypto thefts hit $2.17B in the first half of 2025 and Trump Media revealed $2B bitcoin holdings.

Wiz believes the active campaign is part of a broader crypto-scam infrastructure, which uses a wide range of exploitation techniques

Also: CoinMarketCap Attack, BitPro Blames Lazarus for $11M HackThis week, a new malware targeted crypto wallets via photos, CoinMarketCap faced attack, BitoPro blamed Lazarus for heist, Trezor warned of phishing scam, France saw another crypto kidnapping, cops re-arrested teen after second theft, Hacken blamed human error for exploit and Self Chain ousted CEO.

Identity is the new battleground—and Scattered Spider exploits it. Join Push Security to unpack how identity-based attacks are reshaping the threat landscape, and how to defend against MFA bypass, help desk scams, and more. Watch the webinar now. [...]

Also: 5 Guilty Pleas in Cambodia-linked $36.9 Million ScamEvery week, ISMG rounds up cybersecurity incidents in digital assets. This week, charges against a crypto firm founder in a $530M sanctions evasion and money laundering case, guilty pleas in a $36.9M scam, an $8.3M exploit of Alex Lab, and Cetus Protocol relaunched after a $223M hack.