Technology, cybersecurity and Privacy by Jose Saiz

architecture of synthetic reasoning

Prompt engineering: how to get the most out of AI

Artificial intelligence is not magic or a simple chatbot: it is a complex architecture based on tokens, context, language models, automation and human decisions. In this article I explain how frontier AI models work, why tokenization matters, how RAG systems are used, what role prompts play, and why AI should be understood as a knowledge enhancer, not a substitute for human authoring.

U.S.-sponsored hackers

State hackers: what no one tells you about offensive cybersecurity

Not all hackers are the same. Some are not looking for quick money or fame: they work for states, operate as intelligence units and can remain undetected for months inside a network. In this article we explain what APTs are, how they use TTP, MITRE ATT&CK, Cobalt Strike and zero-day vulnerabilities, and why cyberspace has become a real silent battlefield.

catphishing sextorsion dating website scams

The danger of dating apps

Dating apps have made it easier to find a partner, but they have also been filled with scammers, fake profiles and sextortion. Let's see how to circumvent these dangers with a few tips that will help you spot suspicious patterns.

Image of a hand simulating power pulling the strings to manipulate society.

Invisible threads: the manipulation that shapes our reality

Have you ever felt that the reality you are being shown is not the whole truth? In a world saturated with information, the battle is not for the facts, but for your perception. Discover how the narratives we consume every day are designed and how doubt has become the most powerful tool of control of our time.

Image showing some of the jobs that will be replaced by machines or algorithms.

IA + loss of employment = Universal Basic Income

Accelerated automation as a result of artificial intelligence and robots will change work forever. In fact, many will lose it. Are we prepared? Let's make an analysis without political flags about Universal Basic Income as an inevitable solution.

Image depicting the tricks to protect email

Practical guide to protect your email

Did you know that your email alone can track almost everything about you? Learn how to protect yourself by creating aliases to avoid spam, block pixel tracking and disable common threats. Combine tools like SimpleLogin + Bitwarden + ProtonMail.

The struggle between nuclear power, radioactive waste, black swans, energy security and renewable transition

Nuclear Black Swans Is it worth the risk?

Imagine a world where a single bomb could poison an entire continent. Nuclear energy, although low in emissions, is a dangerous gamble on an unstable planet. We are talking about millennia-old waste, unpredictable wars and lobbies that hush up the risks.

Settings and features of a secure browser that protects your security and privacy

These are the secure browsers and settings that Google hates

Choosing the right browser and configuring it securely can make the difference between being anonymous and being exposed. Find out which ones are the most secure and respectful of your privacy, avoiding trackers, cookies and fingerprinting. It's not enough just to browse: you have to do it safely.

sysinternals suite for windows

Malware in Windows? Use SysInternals. Better than an antivirus

Did you know that the SysInternals suite can do what your antivirus can't? With Process Explorer and Autoruns, it detects and removes malware in Windows by applying proven anti-hacker tricks: it analyzes signatures, blocks clandestine startups and regains control of your PC in minutes.

best messaging app signal threema briar

Signal Vs Threema Vs Briar Which is the most secure app?

Discover the keys to Signal, Threema and Briar, three apps designed to protect your online privacy from corporate and government spying. Learn about their features, strengths and differences, and choose the one that best suits your needs in an environment where cybersecurity is more essential than ever.

Privacy abuse of instant messaging apps such as Whatsapp

Real encryption? The Silent Trap of Instant Messaging

Apps like WhatsApp, Telegram or Signal use encryption, but that doesn't guarantee your online privacy. In this article we analyze the hidden risks of instant messaging, the use of metadata, and how some platforms could expose more than you think. Find out how they can spy on you.

Image showing the dangers of pirated software. The main focus is a pirated installation CD labeled "Photoshop" and "Windows 11".

Do you use pirated software? Bad idea, so you can get hacked.

Did you know that using illegal software exposes your devices to exploit vulnerabilities and malware attacks. Without software updates, any hacker could hack you. Discover the associated risks that will make you think twice about whether saving money pays off.

types of malware

Malware: 16 cyber threats that can infect your device

Malware is one of today's biggest digital threats. From viruses and worms to ransomware and spyware, these attacks can compromise your security. Discover the 16 cyber threats in the form of malware that can infect your devices: ransomware, Trojans, rootkit, lotic bombs, viruses, spyware and spyware.

A hacker spreading malware in a server room

How does an antivirus work?

Discover how antivirus has evolved into comprehensive cybersecurity solutions. From malware detection to firewall protection, they have transformed into a true defense in depth that goes beyond simple scanning programs.

image of the internet, deep web and darknet

Cybercriminals Exposed: How the Bad Guys Operate

Cybercriminals don't just launch indiscriminate attacks: they study their victim, track devices on the Internet and use TOR and Bitcoins. Both they and Big Tech will do anything to get your data.