#privacy

Why I built a teacher-owned teacher.md profile file for a local classroom AI assistant.

A reflection on how default digital tools became invisible infrastructure, and why sovereignty starts by questioning what we were told to trust.

Why disappearing messages in Signal are less about secrecy and more about reducing the amount of sensitive data you have to protect.

What Signal safety numbers actually do, and how to think about them without panic, jargon, or blind trust.

A practical guide to Signal Registration Lock and why one small setting can protect your account from SIM-swap style attacks.

Why Signal feels different from regular messaging apps, and how to explain end-to-end encryption in concrete, human terms.

A friendly starting point for people who downloaded Signal and want to know what to do next, and why it matters.

Why the internet itself is not broken, and why the real task is leaving platform silos rather than inventing a whole new web.

A response to the idea that true sovereignty online is impossible, and an argument for why partial control still matters.

Why the old privacy-versus-security distinction no longer goes far enough in a world of AI, surveillance, and predictive systems.

What it means to design online communities around trust, safety, and shared responsibility instead of just technical features.

Why privacy matters when data collection feels routine.

What to consider when campus IDs move onto your phone.

Why understanding the structure of an AI model matters.

Why constant privacy management can wear people down online.

How AI can help protect user data in a breach-prone digital world.

How the pandemic changed the stakes for student privacy.

How a student privacy program can deepen privacy expertise.

What you need to start mobile vlogging.

A reflection on student privacy, expertise, and the tradeoff between privacy and power.

Who owns course content after class ends, and what learning residue remains?

How to talk with youth about privacy and security in digital spaces.

How digital life and well-being connect in future-facing research.

Why failure can be part of learning and knowledge growth.

Why anonymity can still matter in online spaces.

How photos, tags, and technology can become tools of surveillance.

Why ubiquitous tech should help us build better versions of ourselves.

How to protect your accounts, devices, and personal data online.

Why device encryption belongs in your annual security checkup.

How to protect your internet connection and reduce exposure.

Why social logins can create privacy and security risks.

How browser extensions can affect your privacy and security.

Why backing up data should be part of your annual digital hygiene.

A practical reminder to audit your digital hygiene and enable two-factor protection.

How to manage passwords with less risk and hassle.

How privacy and security differ, and why the distinction matters online.

Why encryption matters even when it feels inconvenient.

What acceptable use policies are really trying to protect.

How Facebook's algorithms shape what you see and what gets hidden.

How to notice, name, and respond when an account has been hacked.

How the Facebook mood experiment raised questions about online ethics.

How to protect your data while searching and browsing online.

What research says about teen behavior, cruelty, and cyberbullying online.

Roderic N Crooks

Gaia Bernstein

Zeynep Tufekci

David Shafer