Tag: blockchain
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NDSS 2025 Alba: The Dawn Of Scalable Bridges For Blockchains
Session 11A: Blockchain Security 2 Authors, Creators & Presenters: Giulia Scaffino (TU Wien), Lukas Aumayr (TU Wien), Mahsa Bastankhah (Princeton University), Zeta Avarikioti (TU Wien), Matteo Maffei (TU Wien) PAPER Alba: The Dawn of Scalable Bridges for Blockchains Over the past decade, cryptocurrencies have garnered attention from academia and industry alike, fostering a diverse blockchain…
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Blockchain Penetration Testing: Definition, Process, and Tools
Tags: blockchain, cyberattack, exploit, framework, network, penetration-testing, service, tool, vulnerabilityBlockchain Penetration Testing simulates real-world cyberattacks on blockchain systems to identify vulnerabilities before attackers can exploit them. On September 14, 2021, the Solana blockchain network went offline for 17 hours during the Grape Protocol IDO (Initial DEX Offering) due to a Distributed Denial-of-Service (DDoS) attack. In distributed blockchain applications, penetration testing frameworks have demonstrated throughput……
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NDSS 2025 PropertyGPT
Tags: blockchain, bug-bounty, conference, crypto, guide, Internet, LLM, network, oracle, strategy, tool, vulnerability, zero-daySession 11A: Blockchain Security 2 Authors, Creators & Presenters: Ye Liu (Singapore Management University), Yue Xue (MetaTrust Labs), Daoyuan Wu (The Hong Kong University of Science and Technology), Yuqiang Sun (Nanyang Technological University), Yi Li (Nanyang Technological University), Miaolei Shi (MetaTrust Labs), Yang Liu (Nanyang Technological University) PAPER PropertyGPT: LLM-driven Formal Verification of Smart Contracts…
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NDSS 2025 Silence False Alarms
Tags: blockchain, china, conference, cyber, data, detection, finance, Internet, network, tool, vulnerabilitySession 11A: Blockchain Security 2 Authors, Creators & Presenters: Qiyang Song (Institute of Information Engineering, Chinese Academy of Sciences; School of Cyber Security, University of Chinese Academy of Sciences), Heqing Huang (Institute of Information Engineering, Chinese Academy of Sciences), Xiaoqi Jia (Institute of Information Engineering, Chinese Academy of Sciences; School of Cyber Security, University of…
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Unternehmen prüfen Blockchain-Technologien für sichere Zahlungs- und Identitätsprozesse
Blockchain hat ihren Platz im Unternehmensdiskurs verändert. Was lange als experimentell galt, wird 2026 zunehmend als verlässlicher Technologiebaustein bewertet. IT-Entscheider schauen weniger auf kurzfristige Trends, sondern auf konkrete Anwendungsfälle mit messbarem Nutzen. Im Mittelpunkt stehen nachvollziehbare Transaktionen, robuste Identitätsprüfungen und Prozesse, die auch in regulierten Umgebungen Bestand haben. Gerade dort, wo Compliance, Transparenz und Sicherheit……
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DPRK’s Konni Targets Blockchain Developers With AI-Generated Backdoor
The North Korean threat group is using a new PowerShell backdoor to compromise development environments and target cryptocurrency holdings, according to researchers. First seen on darkreading.com Jump to article: www.darkreading.com/cyberattacks-data-breaches/dprks-konni-targets-blockchain-developers-ai-generated-backdoor
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North Korealinked KONNI uses AI to build stealthy malware tooling
Check Point links an active phishing campaign to North Koreaaligned KONNI, targeting developers with fake blockchain project docs and using an AI-written PowerShell backdoor. Check Point Research uncovered an active phishing campaign attributed to the North Korealinked KONNI group (aka Kimsuky, Earth Imp, TA406, Thallium, Vedalia, and Velvet Chollima). The operation targets software developers and engineers using fake project…
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Konni Hackers Deploy AI-Generated PowerShell Backdoor Against Blockchain Developers
Tags: ai, backdoor, blockchain, hacker, india, intelligence, korea, malware, north-korea, phishing, powershell, russia, threat, tool, ukraineThe North Korean threat actor known as Konni has been observed using PowerShell malware generated using artificial intelligence (AI) tools to target developers and engineering teams in the blockchain sector.The phishing campaign has targeted Japan, Australia, and India, highlighting the adversary’s expansion of the targeting scope beyond South Korea, Russia, Ukraine, and European nations, Check…
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Konni hackers target blockchain engineers with AI-built malware
The North Korean hacker group Konni (Opal Sleet, TA406) is using AI-generated PowerShell malware to target developers and engineers in the blockchain sector. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/konni-hackers-target-blockchain-engineers-with-ai-built-malware/
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KI-generierte Malware bedroht Entwickler und Blockchain-Ökosysteme
Check Point Research veröffentlicht die Ergebnisse seiner Analyse einer neuen Phishing-Kampagne im Zusammenhang mit <>. Die Malware-Familie wird der nordkoreanischen Gruppe APT37 zugerechnet. Aufgrund der Analyse stellen die Sicherheitsforscher fest, dass KI-generierte Malware nun einsatzbereit ist und Cyber-Kriminelle nicht mehr nur damit experimentieren. Die Kampagne zielt auf Software-Entwickler und Ingenieure ab, die an Blockchain- und…
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Telegram-based illicit billionaire marketplace Tudou Guarantee stopped transactions
Major Telegram-based illicit marketplace Tudou Guarantee appears to be shutting down its operations, according to Elliptic. Blockchain cybersecurity firm Elliptic reports that Tudou Guarantee, a major Telegram-based illicit marketplace in Southeast Asia, has stopped transactions in its public groups after handling over $12 billion. The researchers noted that other services still run, so a full…
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Tudou Guarantee Marketplace Halts Telegram Transactions After Processing Over $12 Billion
A Telegram-based guarantee marketplace known for advertising a broad range of illicit services appears to be winding down its operations, according to new findings from Elliptic.The blockchain intelligence company said Tudou Guarantee has effectively ceased transactions through its public Telegram groups following a period of significant growth. The marketplace is estimated to have processed First…
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From typos to takeovers: Inside the industrialization of npm supply chain attacks
Tags: access, application-security, attack, automation, backdoor, blockchain, breach, control, credentials, cybersecurity, github, gitlab, malicious, malware, phishing, radius, risk, supply-chain, threat, update, wormFrom typo traps to legitimate backdoors: For years, typosquatting defined the npm threat model. Attackers published packages with names just close enough to popular libraries, such as “lodsash,” “expres,” “reacts,” and waited for automation or human error to do the rest. The impact was usually limited, and remediation straightforward.That model began to break in 2025.Instead…
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‘Imagination the limit’: DeadLock ransomware gang using smart contracts to hide their work
New crooks on the block get crafty with blockchain to evade defenses First seen on theregister.com Jump to article: www.theregister.com/2026/01/14/deadlock_ransomware_smart_contracts/
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DeadLock Ransomware Group Utilizes Polygon Smart Contracts
Stealthy Group Taps Blockchain ‘EtherHiding’ to Facilitate Victim Communications. The DeadLock ransomware group, a newly emerged digital extortion group, is using blockchain smart contracts to store proxy server addresses for facilitating ransomware negotiations with victim organizations. The technique suggests the group is made up of experienced cybercriminals. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/deadlock-ransomware-group-utilizes-polygon-smart-contracts-a-30518
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DeadLock Ransomware Uses Polygon Smart Contracts For Proxy Rotation
A new DeadLock ransomware operation uses Polygon blockchain smart contracts to manage proxy server addresses First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/deadlock-polygon-smart-contracts/
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GoBruteforcer Botnet Targets Crypto Project Databases by Exploiting Weak Credentials
A new wave of GoBruteforcer attacks has targeted databases of cryptocurrency and blockchain projects to co-opt them into a botnet that’s capable of brute-forcing user passwords for services such as FTP, MySQL, PostgreSQL, and phpMyAdmin on Linux servers.”The current wave of campaigns is driven by two factors: the mass reuse of AI-generated server deployment examples…
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Cybercriminal Crypto Transactions Surge to 2025 High
Illicit cryptocurrency transactions reached unprecedented levels in 2025 as nation-states weaponized digital assets to evade sanctions, transforming the cybercrime landscape into a geopolitical battleground with record-breaking financial volumes. According to blockchain analysis data, illicit cryptocurrency addresses received at least $154 billion in 2025, representing a 162% year-over-year increase that establishes a new benchmark for digital finance. Illicit cryptocurrency transactions…
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New GoBruteforcer attack wave targets crypto, blockchain projects
A new wave of GoBruteforcer botnet malware attacks is targeting databases of cryptocurrency and blockchain projects on exposed servers believed to be configured using AI-generated examples. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/new-gobruteforcer-attack-wave-targets-crypto-blockchain-projects/
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Das Prinzip ‘Protected Self-Custody” der Sqares AG – Ein Wegwerf-Wallet für die Blockchain
Tags: blockchainFirst seen on security-insider.de Jump to article: www.security-insider.de/ein-wegwerf-wallet-fuer-die-blockchain-a-0f4d2dc7318dda623029a80841d0ef50/
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Hackers Steal $35M in Cryptocurrency Following LastPass Breach
Tags: attack, blockchain, breach, crypto, cyber, cybercrime, data-breach, encryption, hacker, intelligence, password, russiaRussian cybercriminals have laundered over $35 million in stolen cryptocurrency linked to the devastating 2022 LastPass breach, according to new forensic analysis by blockchain intelligence firm TRM Labs. The 2022 attack exposed encrypted password vaults belonging to roughly 30 million customers worldwide. While the vaults were initially protected by encryption, attackers who downloaded them could…
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SlowMist Flags Potential Security Risk at HitBTC Exchange
A newly disclosed security warning has drawn attention to potential risks at the HitBTC Exchange after blockchain security firm SlowMist reported identifying a potentially critical vulnerability on the platform. First seen on thecyberexpress.com Jump to article: thecyberexpress.com/hitbtc-exchange-critical-security-warning/
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NDSS 2025 A New PPML Paradigm For Quantized Models
Session 7D: ML Security Authors, Creators & Presenters: Tianpei Lu (The State Key Laboratory of Blockchain and Data Security, Zhejiang University), Bingsheng Zhang (The State Key Laboratory of Blockchain and Data Security, Zhejiang University), Xiaoyuan Zhang (The State Key Laboratory of Blockchain and Data Security, Zhejiang University), Kui Ren (The State Key Laboratory of Blockchain…
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Cryptocurrency theft attacks traced to 2022 LastPass breach
Blockchain investigation firm TRM Labs says ongoing cryptocurrency thefts have been traced to the 2022 LastPass breach, with attackers draining wallets years after encrypted vaults were stolen and laundering the crypto through Russian exchanges. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cryptocurrency-theft-attacks-traced-to-2022-lastpass-breach/
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Stolen LastPass backups enable crypto theft through 2025
Stolen vault backups from the 2022 LastPass breach are still being cracked, allowing attackers to steal crypto as late as 2025. The blockchain intelligence firm TRM Labs warns that encrypted vault backups stolen in the 2022 LastPass breach are still being cracked using weak master passwords, enabling crypto theft as late as 2025. In 2022,…
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Hackers Compromise Trust Wallet Chrome Extension, Users Claim Millions Stolen
Trust Wallet users suffered devastating losses exceeding $7 million after cybercriminals compromised the Chrome browser extension version 2.68.0, released on December 24, 2025. The breach, which targeted desktop users exclusively, left hundreds of wallets completely drained within hours of the malicious update’s deployment. Blockchain investigator ZachXBT initially flagged the incident on the social media platform…
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LastPass 2022 Breach Led to Years-Long Cryptocurrency Thefts, TRM Labs Finds
Tags: backup, blockchain, breach, crypto, cybercrime, data, data-breach, intelligence, password, russia, theftThe encrypted vault backups stolen from the 2022 LastPass data breach have enabled bad actors to take advantage of weak master passwords to crack them open and drain cryptocurrency assets as recently as late 2025, according to new findings from TRM Labs.The blockchain intelligence firm said evidence points to the involvement of Russian cybercriminal actors…
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LastPass 2022 Breach Led to Years-Long Cryptocurrency Thefts, TRM Labs Finds
Tags: backup, blockchain, breach, crypto, cybercrime, data, data-breach, intelligence, password, russia, theftThe encrypted vault backups stolen from the 2022 LastPass data breach have enabled bad actors to take advantage of weak master passwords to crack them open and drain cryptocurrency assets as recently as late 2025, according to new findings from TRM Labs.The blockchain intelligence firm said evidence points to the involvement of Russian cybercriminal actors…
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NDSS 2025 Mysticeti: Reaching The Latency Limits With Uncertified DAGs
Session 7A: Network Security 2 Authors, Creators & Presenters: Kushal Babel (Cornell Tech & IC3), Andrey Chursin (Mysten Labs), George Danezis (Mysten Labs & University College London (UCL)), Anastasios Kichidis (Mysten Labs), Lefteris Kokoris-Kogias (Mysten Labs & IST Austria), Arun Koshy (Mysten Labs), Alberto Sonnino (Mysten Labs & University College London (UCL)), Mingwei Tian (Mysten…