Publication contributor
This archive contains published site articles attributed to Daniel Sardá. The separate Thinkers section contains historical intellectual profiles, not publication contributors.
Fundamentals
A tracking pixel turns the loading of a remote resource into a measurable signal. Understanding that communication helps distinguish legitimate uses from opaque practices.
Fundamentals
Monetizing personal data is not limited to selling databases. It can also mean using information to improve decisions, products, and services. Understanding who gains value, under what conditions, and with which risks makes each model easier to assess.
Fundamentals
Controlling personal data does not mean owning it or preventing every use. It means being able to know, decide, challenge, and seek remedies when it is processed.
Fundamentals
Digital confidentiality limits who may access or disclose information. Understanding its scope helps protect communications and files without confusing it with privacy, anonymity, or absolute secrecy.
Fundamentals
Digital identity brings together what we say about ourselves, what we do online, and what others—people or systems—attribute to our profile.
Fundamentals
Having nothing unlawful to hide does not mean one must live under observation. Privacy protects boundaries, context, and autonomy without preventing justified investigations.
Fundamentals
Digital security protects information, identities, accounts, devices, and communications. Understanding its principles makes it possible to reduce risks with sound judgment.
Fundamentals
Keeping personal data can be legitimate, but not indefinitely or merely as a precaution. A responsible policy connects every data point to a purpose, a reviewable time limit, and a clear outcome.
Fundamentals
A clear explanation of the data flow that lets outside services observe and connect digital activity across different websites and apps.
Fundamentals
Protecting personal data means placing limits and safeguards on the decisions public and private organizations make with information about us.
Fundamentals
Digital privacy is not about disappearing from the internet; it is about retaining a say over the collection, combination, and use of our data.
Fundamentals
Digital privacy makes it possible to retain reasonable control over the data and traces we leave while using technology. It does not require invisibility; it requires limits, informed decisions, and accountability.
Fundamentals
A digital threat model turns questions about assets, possible harms, and defenses into a reasoned map for making better security decisions.
Fundamentals
An inference turns traces and earlier data into an attribution about a person. Understanding how it is made helps distinguish it from a fact, a profile, or a decision.
Fundamentals
Advertising identifiers can connect activity and measure campaigns without necessarily including a name, but they do not guarantee anonymity or establish a person's identity on their own.
Fundamentals
Browsing, using an app, or allowing location access can leave traces even when we post nothing. Understanding them helps us make better privacy decisions.
Fundamentals
An active digital footprint consists of the data and content we leave through deliberate actions. Understanding its limits can help us make better choices about what to share.
Fundamentals
A digital footprint is not limited to what you publish: it also includes data that services observe and infer. Understanding its layers helps you make better decisions without alarmism.
Fundamentals
Data brokers combine information from many sources to create profiles, audience segments, and other products for third parties. Understanding that chain makes it easier to assess both its uses and its risks.
Fundamentals
Tracking cookies can recognize a browser and connect part of its activity. Understanding how they work helps you decide what to accept, block, or delete.
Fundamentals
Consenting to cookies is not simply closing a notice: it means deciding, with enough information, which uses of your browser you authorize and which you reject.
Fundamentals
Surveillance capitalism describes an economic logic that turns behavioral data into predictions and opportunities for influence. Understanding it requires distinguishing observation, inference, personalization, and coercion.
Fundamentals
Digital anonymity does not mean disappearing; it means making it harder to connect an activity to a particular identity. Understanding who is observing and which data they can connect gives a clearer view of its scope.
Fundamentals
The financial account records transactions that change an economy's financial assets and liabilities vis-à-vis the rest of the world. Understanding its balance requires distinguishing flows, positions, and types of investment.