Emerging Tech Security
AI security and safety, cyber-kinetic security, 5G and mIoT security, blockchain and crypto security, and other emerging technology risk domains adjacent to quantum.
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How Dynamic Data Masking Reinforces Machine Learning Security
Data masking, also known as data obfuscation or data anonymization, serves as a crucial technique for ensuring data confidentiality and integrity, particularly in non-production environments like development, testing, and analytics. It operates by replacing actual sensitive data with a sanitized…
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How Label-Flipping Attacks Mislead AI Systems
Label-flipping attacks refer to a class of adversarial attacks that specifically target the labeled data used to train supervised machine learning models. In a typical label-flipping attack, the attacker changes the labels associated with the training data points, essentially turning…
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Proof of Reserve vs. Proof of Liability vs. Proof of Solvency
Recent events like the FTX meltdown have sparked interest and conversations about how the incident could have been prevented. In the case of FTX, the primary problem was that the platform did not hold sufficient assets to cover its user…
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How Blockchain Security Differs From Traditional Cybersecurity – 1 – Node Operators
Blockchain is a rapidly-evolving technology with a great deal of interest and investment. Decentralized Finance (DeFi), in particular, has a great deal of money invested in it as well as a growing number of high-profile and expensive hacks. Beyond DeFi,…
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The 12 Biggest Hacking Incidents in the History of Crypto
The most comprehensive ranked list of the biggest crypto hacks in history (Up until November 1, 2022. I suspect a larger one is just behind the corner) It wasn’t easy digging through the entire history of cybercrime involving cryptocurrencies, but…
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Backdoor Attacks in Machine Learning Models
Backdoor attacks in the context of Machine Learning (ML) refer to the deliberate manipulation of a model's training data or its algorithmic logic to implant a hidden vulnerability, often referred to as a "trigger." Unlike typical vulnerabilities that are discovered…
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How the Big Binance Bridge Hack Will Change the way People View Web3
$566M worth of BNB was stolen from Binance’s cross-chain bridge BSC Token Hub, but how they responded to the hack will be the most memorable part. Decentralization is a hot button topic in web3, and Binance is (at the time…
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How a $1B Flash Loan Led to the $182M Beanstalk Farms Exploit
Understanding how flash loans and governance work in DeFi to demystify the Beanstalk Farms Hack The only way to understand how the Beanstalk Farms decentralized credit-based stablecoin protocol exploit happened is to first understand flash loans, which are a little…
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The Top 4 Supply Chain Security Risks of Blockchain Smart Contracts
Code reuse is considered best practice in software engineering. Reusing high-quality, secure code can speed development processes and often results in higher-quality code than software developed entirely from scratch. Additionally, the reuse of high-quality, audited libraries reduces security risks by…
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How the Nomad Bridge Hack can Help Us Explore the Potential Downsides of Decentralization
One attacker and hundreds of copycats looted the Nomad bridge for over $190 million; few did the right thing. Decentralization is a hot-button topic in 2022. To some, it seems like the solution to a variety of issues plaguing the…
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Introduction to Zero-Knowledge Proofs
Proving knowledge of a secret is the basis of password-based authentication systems. The assumption is that only you know your password. If this is the case, entering your password into a system proves your identity and grants you access to…
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How Crypto’s Biggest Hacker was Found but Never Identified
The $611M Poly Network exploit is the largest crypto hack to date in terms of mark-to-market value and all the stolen funds were returned, but the identity of the hacker is still unknown. Dubbed “Mr. White Hat” by the Poly…
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The $160M Wintermute Hack: Inside Job or Profanity Bug?
Getting to the bottom of the exploit that led to one of the biggest hacks in the history of decentralized finance. In order to understand the $160M Wintermute hack, we first need to understand algorithmic market makers and how they…
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Introduction to Blockchain Layers 0, 1, and 2 Security
What Are Blockchains Layers 0, 1, and 2? A blockchain is a complex, multi-layered system. Bitcoin, the original blockchain, maintained a distributed and decentralized digital ledger on top of a peer-to-peer network. Later blockchains, like Ethereum, added complexity by integrating…
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Perturbation Attacks in Text Classification Models
Text Classification Models are critical in a number of cybersecurity controls, particularly in mitigating risks associated with phishing emails and spam. However, the emergence of sophisticated perturbation attacks poses substantial threats, manipulating models into erroneous classifications and exposing inherent vulnerabilities.…
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