Fundamentals
Incognito Mode: What It Protects and What It Does Not Hide
Incognito mode reduces the traces a session leaves in a browser, but it does not hide activity from websites, accounts, networks, or internet providers.
Publication contributor
Articles by Daniel Sardá · Page 2
This archive contains published site articles attributed to Daniel Sardá. The separate Thinkers section contains historical intellectual profiles, not publication contributors.
Fundamentals
Data-Driven Business Models: What They Are and How They Create Value
Data alone does not create value. This guide explains when data is central to a business model, how it becomes products or decisions, and what makes its use legitimate and sustainable.
Fundamentals
Personal Data Minimization: What It Is and How to Apply It
Minimizing personal data means being able to justify what information is collected, how it is used, how long it is retained, and who can access it.
Fundamentals
Pseudonymous Digital Identity: What It Is and Its Limits
A pseudonym makes participation and reputation possible without always displaying a legal name, but it does not guarantee anonymity or remove responsibility.
Fundamentals
What Is an IP Address and What Does It Do?
An IP address helps data find its way between origins and destinations on a network. This guide explains how it works and what it can—and cannot—reveal.
Fundamentals
Personal Data Rights: What They Protect and How to Exercise Them
A guide to understanding how to access, correct, erase, or challenge the use of personal data without confusing those rights with absolute control.
Fundamentals
Digital Informed Consent: What Changes and What Does Not
Digitalizing consent can make information and recordkeeping easier, but it does not replace understanding, questions, or a free decision.
Fundamentals
Collective Action Clauses: What They Are and How They Work
Collective action clauses allow a qualified majority of bondholders to approve certain amendments that bind all holders. Their scope depends on the contract.
Fundamentals
What Is a Data Subject? Meaning and Rights
Data subject status places the individual at the center of decisions about information concerning them, without turning every datum into absolute property.
Fundamentals
Personal Digital Sovereignty: How to Regain Room to Decide
Personal digital sovereignty does not require controlling all technology. It means understanding dependencies, retaining alternatives, and being able to switch or leave.
Fundamentals
Email Privacy: What It Protects and Where Its Limits Lie
Email privacy does not depend on a single feature: it requires understanding who can access the content, which contextual data remains visible, and the limits of encryption, providers, and recipients.
Fundamentals
User Profiling: What It Is, How It Works, and What It Means
User profiling turns declared data, observed behavior, and inferences into a representation of a person. It can improve a service, but it can also be wrong and shape opportunities.
Fundamentals
Communication Metadata: What It Is and What It Can Reveal
A call, email, or message leaves data about the exchange even when its content remains private. Understanding that trail helps put its uses and risks in perspective.
Fundamentals
Digital Interoperability: What It Is, How It Works, and What Limits It Needs
Digital interoperability lets autonomous systems exchange and use information without losing its meaning. It depends on technical, semantic, organizational, and governance agreements.
Fundamentals
Encryption and Anonymity: What They Protect and Why They Are Not the Same
Encryption protects content; anonymity reduces the link to an identity. Knowing the difference makes digital privacy and its limits easier to understand.
Fundamentals
Encryption in Transit: What It Protects and Its Limits
Encryption in transit protects data while it travels across a network. It is essential protection, but it is not anonymity or end-to-end encryption.
Fundamentals
Encryption at Rest: What It Protects and Why Keys Matter
Encryption at rest reduces the risk of stored data being exposed, but its protection depends on the chosen layer, the system's state, and who controls the keys.
Fundamentals
Basis Risk: Why a Hedge Can Be Imperfect
A hedge can offset much of a price move without removing it entirely. Basis risk explains that remaining difference.
Fundamentals
Multidimensional Poverty: What It Is, How It Is Measured, and Its Limits
Multidimensional poverty identifies simultaneous deprivations in essential areas of life. Understanding its rules makes it possible to use the indicator without mistaking it for a complete measure of well-being or an explanation of its causes.
Fundamentals
Gini Coefficient: What It Measures and How to Interpret It
The Gini coefficient summarizes the inequality of a distribution in a single number. Understanding its scale, assumptions, and limits helps prevent it from becoming a verdict it cannot deliver.
Fundamentals
Administrative Procedure Audit: What It Reviews and Why It Matters
An administrative procedure audit examines requirements, steps, timelines, and costs to determine whether each burden is justified and serves a public purpose.
Fundamentals
Web Crawling: What It Is, How It Works, and Why It Is Not Indexing
Web crawling lets automated programs discover and visit pages. Understanding its stages and limits prevents confusion with indexing, ranking, or surveillance.
Fundamentals
Cookie-Free Tracking: What It Is and What It Means for Your Privacy
Removing cookies does not necessarily remove tracking. The key question is whether a system counts events or tries to recognize people across visits.
Fundamentals
Privacy by Default: What It Is and Why Initial Settings Matter
Privacy by default makes data protection the starting point of a service instead of requiring each person to turn it on afterward.