Autor
V1TR0
76 publicaciónes en TecnoCrypter
The 51% Shadow: The Real Dangers of a Double Spending Attack on…
The 51% attack is the biggest theoretical threat against the immutability of a Proof-of-Work network, allowing blocks to be rearranged and the same coin to be spent twice.
The Public Wi-Fi Trap: How Evil Twin Attacks Steal Your…
Fake hotspots or 'Evil Twins' imitate trusted Wi-Fi networks to intercept personal data and passwords from unsuspecting users in public places.
Homomorphic Encryption: The cryptographic revolution that…
Homomorphic cryptography represents the holy trinity of cloud privacy, making it possible to operate on encrypted data without revealing the original information.
The Battle for Confidentiality: Symmetric vs. Asymmetric…
Deeply understand the differences between fast shared key algorithms and public/private key pair systems, and how the TLS protocol unifies them on the web.
The Enemy at Home: How Session Hijacking Attacks Bypass…
Theft of session cookies through malware has become the favorite technique of cybercriminals to bypass the second authentication factor without raising suspicions.
The Anatomy of a DeFi Hack: How Reentrancy Vulnerabilities…
The reentry exploit is one of the most devastating bugs in Solidity, allowing malicious contracts to repeatedly withdraw funds before updating balances.
How to analyze email headers to detect phishing and spoofing
Learn how to inspect the technical headers of an email to verify its authenticity and protect yourself from spoofing attacks.
Dust Attacks: The Invisible Trick Hackers Use to Track Your…
Analysis of Dusting Attacks in cryptocurrencies. Discover how sending tiny fractions of balances serves to deanonymize identities on the blockchain.
The mathematics of security: How to calculate the entropy of…
Discover the concept of cryptographic entropy and why length is much more important than complexity when designing your passwords.
Everyday mathematics: How to calculate percentages, VAT and…
Learn to perform essential financial calculations such as adding and subtracting percentages, calculating margins and disaggregating taxes such as VAT.
Base32 Encoding: When to Use It vs. Base64 and How Its…
Discover the properties of the Base32 encoding algorithm and its human readability advantages in cryptographic systems and URLs.
Web structure: Encoding of special characters in URLs…
Discover how URL encoding or Percent-Encoding works and why it is essential for transmitting secure parameters on the Internet.
Track Changes: How to Use Diff Viewers to Compare Files Line by…
Learn how developers compare file versions and detect logical differences in code using comparison algorithms (Diff).
Strategic writing: Tools to count words and respect SEO limits
Know the exact recommended character limits for your social media posts and SEO meta tags to avoid truncation.
Data transmission on the web: Converting files and images to…
Learn what Base64 encoding is, how to embed files and images directly in your HTML code, and the associated performance costs.
Digital color theory: Conversion between HEX, RGB, HSL and…
Learn how displays represent the color spectrum and the key differences between the most common digital color models.
Machine Language: Conversion between Hexadecimal, Binary and…
Understand the importance of the base 2, base 10, and base 16 number systems and learn how to perform number conversions logically.
Simplified formatting: How to convert Markdown texts to clean…
Discover the advantages of writing content using the Markdown standard and learn how it is transformed into valid HTML tags.
Time in Computing: Converting Epoch Unix Timestamp to Real Dates
Learn what Unix time or Epoch timestamp is, why it is used in database systems, and how to convert it to readable time zones.
Quick Calculations: How to Convert Units of Length, Weight and…
Discover how the metric and imperial unit systems differ and how to automate complex conversions without making math errors.
JWT Standard Guide: How to Securely Decode and Parse JSON Web…
Learn how to examine JSON Web Tokens (JWT), understand their three-part structure, and verify their security claims locally.
URL Cleaning: How to Remove UTM Parameters and Trackers from…
Discover how web links collect information about your browsing habits using UTM parameters and learn how to clean up your URLs to protect your privacy.
Clean Code in Databases: How to Format and Beautify SQL Queries
Discover the principles of readability in SQL code and how structured formatting reduces the chances of making logical errors.
Disposable emails and aliases: Protect your inbox against spam…
Discover the use of email aliases and deterministic credentials to identify which companies are selling your data and avoid mass spam.
Asymmetric cryptography: Secure generation of RSA and ECDSA key…
Understand the principles of asymmetric cryptography and learn the differences between RSA and ECDSA signature algorithms.
Creating secure environments: How to generate random…
Learn why you should never use real data or production credentials in your test environments and how to generate secure profiles.
Server Automation: A Practical Guide to Creating Crash-Free…
Learn the syntax of cron task schedulers and how to generate precise expressions to automate your backups and processes.
Spreadsheet Manipulation: Creating and Exporting CSV Files
Discover the CSV standard for storing structured data in plain text and learn how to import and export tables in a compatible way.
Ethical Testing: Generating Realistic Fictional Data to Protect…
Learn the best data masking techniques and how to populate your test databases with secure dummy information.
Data Integrity: How to Verify Files Using MD5 and SHA-256 Hashes
Learn what cryptographic hashing algorithms are and how to use them to ensure that a downloaded file has not been altered.
Design and layout: The correct use of filler text (Lorem Ipsum)
Discover the origin of Lorem Ipsum filler text and how it helps designers focus on the visual aesthetics of interfaces.
Fingerprinting Evasion: How to Use User-Agents to Protect Your…
Learn what the User-Agent header is, how websites use it to identify you, and how altering it helps mitigate online tracking.
Unique Identifiers: Differences between UUID v4, v7 and ULID in…
Learn how to choose the right unique identifier for your database tables. Performance comparison between random and time-ordered UUIDs.
The surprise of Beijing: How the Chinese model GLM-5.2 has…
Technical analysis of the unexpected launch of GLM-5.2 by Zhipu AI. Discover how its logical reasoning and cost efficiency capabilities challenge Western models.
Extreme lightness and massive NPU: The LG gram Pro (2026)…
We analyze the LG gram Pro (2026 edition). Discover how it integrates a next-generation 50+ TOPS NPU for AI processing without sacrificing its ultralight chassis.
Invisible theft in DeFi: This is how MEV bots manipulate your…
We explain how MEV bots work on blockchain networks. Discover what sandwich attacks are and how to use private RPCs to protect your purchases.
Advanced WPO: How to minify CSS and Javascript to speed up your…
Discover how the minification of web resources improves loading times, reduces the bandwidth consumed by your servers and optimizes your SEO positioning.
Character Obfuscation: The Art of Hiding Text with Unicode and…
Learn how the Unicode standard works and how mixed characters allow you to obfuscate text messages and bypass automatic filters.
Ethereum's Best Kept Secret: How Zero-Knowledge Proofs (ZKPs)…
Conceptual and technical explanation of zero knowledge tests. Its integration into Ethereum networks allows private transactions and massive scalability.
The Power of Regular Expressions: How to Test and Build Regex…
Learn the basics of regular expressions (Regex) and how to test your patterns to avoid performance and security issues like ReDoS.
The Restaking Bubble: The Hidden Dangers and Systemic Risk of…
Technical explanation of restaking and its impact on EigenLayer. We analyze how security leverage can overload the Ethereum consensus.
Strengths breached: How side-channel attacks challenge the…
Physical security analysis on cold wallets. We explain how attackers with physical access analyze power fluctuations to extract the seed key.
The end of passwords: Why Spotify's decision to mandate the use…
Spotify's transition to Passkey-only access marks the beginning of the end of traditional passwords. We analyze how to eradicate phishing.
Debugging APIs: How to validate, format and minify JSON files…
Learn the strict syntax rules of JSON, how to detect orphaned commas, and optimize your payloads using minification.
Rebellion in silicon: ByteDance will manufacture its own chips…
TikTok's parent company is partnering with TSMC to design its own microprocessors and reduce dependence on expensive traditional architectures from Intel, AMD and NVIDIA.
Intelligent Distrust: Why Model Chaining is the Real Defense…
Directly exposing raw responses from LLMs is a security and reliability risk. This is how pipeline verification of chained models works.
The Achilles heel of AI: The supply crisis and the colossal…
Delays in the production of NVIDIA's Blackwell superchips and the brutal electrical requirements of its racks threaten to put a brake on the plans of cloud hyperscalers.
Generative Trojan Horses: AI Automates Repository Poisoning in…
Cybercriminals use AI agents to stealthily inject malware and compromised dependencies into registries such as NPM and PyPI in bulk.
SpaceX adopts Cursor as a programmer: The space race now…
Elon Musk's company integrates the Cursor development environment into its software engineering teams to optimize telemetry and ground systems coding.
AI will take its toll: Tim Cook warns that the cost of…
Apple's CEO anticipates that Apple Intelligence's high operating expenses on servers and NPUs will force increases in the prices of future devices.
The Threat of Zero-Click Exploits: Vulnerabilities Without User…
We technically analyze how 'zero-click' attacks that infect smartphones without the user clicking any link work, and how to defend against them.
China takes a decisive step towards quantum autonomy with…
For the first time, nuclear institutes in China produce ultra-pure quantum-grade silicon-28, breaking the foreign supply monopoly of key isotopes.
Human Hacking: Why Social Engineering Beats Mathematical…
We discuss why modern attackers rarely attempt to break cryptographic encryption, preferring to manipulate human psychology to breach systems.
Intel Foundry resurfaces: It will manufacture Google TPUs and…
Intel secures a key contract to manufacture 3nm artificial intelligence chips for Google and positions itself as an alternative to TSMC with its 18A technology.
The 14 billion trap: Meta invests massively in AI to stay in…
Despite allocating billions to infrastructure and artificial intelligence, Meta faces serious difficulties in dominating the market against OpenAI.
Memory is the new king of cost: Carl Pei explains why mobile…
Carl Pei, CEO of Nothing, warns that DRAM and NAND flash chips are already outpacing the processor in cost due to memory hoarding for AI data centers.
Pemba, the humanoid robot that conquered the Andes and now aims…
The Pemba humanoid robot, based on the Unitree G1 model and adapted to extreme climates, summits Chimborazo and prepares for Everest in a historic milestone for high mountain robotics.
The miracle and cost of 5nm in China: SMIC circumvents…
Despite strict international lockdowns, SMIC has managed to manufacture 5nm class microchips using DUV machinery through complex multiple patterning techniques.
SpaceX acquires Cursor for $60 billion: The ace up its sleeve…
SpaceX announces the purchase of Anysphere, creators of the popular Cursor code editor, for $60 billion to power xAI's AI and its ecosystem.
The veto of Claude Fable 5: AI is not a commercial product, it…
The US government's veto of the export of Anthropic's Claude Fable 5 in Europe confirms that advanced AI models are classified as national defense resources.
Comparison of secure messaging apps in 2025
What is the safest app for your chats in 2025? We compare Signal, Telegram, Threema and more.
VPNs and encryption: what type of encryption do they use and…
Not all VPNs encrypt the same. Discover the protocols and security levels behind your private connection.
Famous vulnerabilities in encryption: cases that marked history
Bugs like Heartbleed or Logjam showed how fragile digital security can be. Learn what went wrong and how to avoid it.
Digital Neuroplasticity: How the Technological Age is Reshaping…
Neuroscientific analysis of how digital devices and AI are transforming our brains, including digital amnesia, infinite scrolling, and AI hallucinations.
AES vs ChaCha20: differences, advantages and when to use each
AES and ChaCha20 are two modern symmetric encryption algorithms. Which one is best depending on the context?
What is end-to-end encryption and why it is essential today
End-to-end encryption ensures that only the sender and receiver can read messages. Discover how it works and why apps like Signal or WhatsApp adopt it.
How to encrypt your data in the cloud: best tools and practices
Uploading data to the cloud does not mean giving up privacy. Learn how to protect your information with strong encryption.
Post-quantum cryptography: this is how algorithms prepare for…
Quantum computing threatens current encryption. Learn about the cryptography proposals resistant to this new era.
History of encryption: from the Caesar cipher to quantum-safe
From the Romans to quantum challenges: learn about the evolution of encryption through the centuries.
Digital Scams in the Age of Artificial Intelligence:…
Digital scams have evolved exponentially in the last decade, representing a global threat that generates annual losses of more than a trillion dollars. This article examines emerging forms of digital fraud, including ransomware, AI-powered phishing, and sophisticated techniques such as deepfakes and quishing.
Incredible! Today's 6 Tech News That You Can't Ignore
Discover the 6 unmissable tech news of July 31, 2025: from the controversial sale of AI chips to China to OnePlus' mega offer and the merger of Palo Alto Networks, all in one place.
5 Shocking Tech News That Are Redefining 2025
From a billion-dollar war in AI to a smart ball in the NBA and the fear of GPT-5, discover the news that is shaping the technological direction of the year.
End-to-End Encryption: The Key to Secure Communications
In-depth analysis of the most secure encryption protocols for your daily communications.
Blockchain Security: Protecting your Digital Assets
Discover best practices to keep your cryptocurrencies safe and protected from attacks.
Definitive Guide to Implement AI in your Company: 10 Strategic…
Complete handbook for business leaders on how to successfully implement artificial intelligence, including use cases, ROI, and adoption best practices.
More than 10,000 Jobs Disappear by 2025: Are We Ready for the…
In 2025 more than 10,000 jobs will be lost due to automation and AI. Find out how the Karnataka government and companies are designing re-skilling programs to meet this challenge.