In today's interconnected world, keeping our personal data private can seem nearly impossible. We're often forced to give away our personal data in order to get the services we desire, especially when it comes to e-commerce. "We make the trade of online privacy for convenience," says data privacy enthusiast Derek Banta. He wants us to look at ou...

The emergence of data-driven mass surveillance "is threatening to turn privacy into a relic of the 20th century," says the anonymous YouTube creator known as Ordinary Things. Meanwhile, state-funded troll farms are spreading disinformation and curating chaos on platforms meant to connect us and revolutionize the way we live. Ordinary Things give...

Whether buying a bottle of wine, making an online purchase or going to a movie, most of us share far more information than is necessary: birthdates, credit card numbers, addresses. At a time when our personal information is at risk every day, cryptographer Dr. Maria Dubovitskaya is part of a team which has designed a system that shares only what...

One big ethical question looms over the excitement about the potential of big data: how do we maintain privacy while gleaning insight from all of this collected information? Marie Wallace offers some fresh thinking on the topic, such as radical transparency on how retailers use ads to target certain demographics.

In the age of smart tech, privacy is a definite concern. Here's the download on who has your information and what they're doing with it.

When tech journalist Madhumita Murgia began researching data brokers -- companies that collect and sell individuals' personal data -- she wasn't remotely prepared for the deep, dark rabbit hole she was about to descend into. Online anonymity is dead, your smart TV is spying on you, and private companies know what Star Wars memorabilia you're loo...

Some hackers wreak havoc online, but others are working to create a better internet. Sociologists, journalists and hackers themselves speak up.

Glenn Greenwald was one of the first reporters to see -- and write about -- the Edward Snowden files, with their revelations about the United States' extensive surveillance of private citizens. In this searing talk, Greenwald makes the case for why you need to care about privacy, even if you're "not doing anything you need to hide."

Sending an email message is like sending a postcard, says scientist Andy Yen in this thought-provoking talk: Anyone can read it. Yet encryption, the technology that protects the privacy of email communication, does exist. It's just that until now it has been difficult to install and a hassle to use. Showing a demo of an email program he designed...

Sexting, like anything that's fun, runs its risks -- but a serious violation of privacy shouldn't be one of them. Amy Adele Hasinoff looks at problematic responses to sexting in mass media, law and education, offering practical solutions for how individuals and tech companies can protect sensitive (and, ahem, potentially scandalous) digital files.

Technology researcher Stefaan Verhulst thinks there might be a potential silver lining to the fact that corporations will collect all our data until the end of time. Citing examples like Twitter helping to data-map flooding in Indonesia and Uber helping Boston plan public transportation, Verhulst explains how corporations can serve the public in...

Privacy isn't dead, but face surveillance technology might kill it, says civil rights advocate Kade Crockford. In an eye-opening talk, Kade outlines the startling reasons why this invasive technology -- powered by often-flawed facial recognition databases that track people without their knowledge -- poses unprecedented threats to your fundamenta...

The line between public and private has blurred in the past decade, both online and in real life, and Alessandro Acquisti is here to explain what this means and why it matters. In this thought-provoking, slightly chilling talk, he shares details of recent and ongoing research -- including a project that shows how easy it is to match a photograph...

In 2018, media professor David Carroll filed a legal claim against infamous data analytics firm Cambridge Analytica. He wanted his data -- which the firm misappropriated, along with that of millions of other internet users. In this fascinating talk, he shares the story of his crusade, demonstrating the now-undeniable link between data rights and...

As you surf the Web, information is being collected about you. Web tracking is not 100% evil -- personal data can make your browsing more efficient; cookies can help your favorite websites stay in business. But, says Gary Kovacs, it's your right to know what data is being collected about you. He unveils a Firefox add-on, Collusion, to do just th...

A very unsexy-sounding piece of technology could mean that the police know where you go, with whom, and when: the automatic license plate reader. These cameras are innocuously placed all across small-town America to catch known criminals, but as lawyer and TED Fellow Catherine Crump shows, the data they collect in aggregate could have disastrous...

"Why would anyone be watching me? I'm nobody." If this is your contribution to conversations about mass surveillance, tech journalist Marta Peirano would like a word with you. Wielding cautionary tales about contemporary data collection that make the Stasi seem quaint, Peirano explains how the data that our phones and algorithms automatically co...

What is a weapon in the Information Age? From microscopic "smart dust" tracking devices to DNA-tracing tech and advanced facial recognition software, journalist Sharon Weinberger leads a hair-raising tour through the global, unregulated bazaar of privatized mass surveillance. To rein in this growing, multibillion-dollar marketplace that often ca...

On any given day, the rights of millions of children are routinely ignored as they are surveilled, exploited and manipulated by private entities via their digital interactions. Filmmaker and activist Baroness Beeban Kidron makes the case that the rights enshrined by the United Nations Convention on the Rights of the Child should extend to the di...

Lorrie Faith Cranor studied thousands of real passwords to figure out the surprising, very common mistakes that users -- and secured sites -- make to compromise security. And how, you may ask, did she study thousands of real passwords without compromising the security of any users? That's a story in itself. It's secret data worth knowing, especi...

What if you never had to fill out paperwork again? In Estonia, this is a reality: citizens conduct nearly all public services online, from starting a business to voting from their laptops, thanks to the nation's ambitious post-Soviet digital transformation known as "e-Estonia." One of the program's experts, Anna Piperal, explains the key design ...

In this practical talk, cybersecurity expert Nadya Bartol brings this crucial topic out into the open, lifting the shame around tech mistakes and offering creative ways to celebrate and reward good cybersecurity habits at work and beyond.

Online democracy advocate Eli Pariser explains the details surrounding the August 2024 arrest of Telegram CEO Pavel Durov by French authorities — and what it means for the future of tech oversight and free speech. (Recorded live on Wednesday, September 4, 2024)

People send 100 billion WhatsApp messages every day -- and they're all encrypted to protect them from potentially curious entities like companies, governments and even WhatsApp itself. With our increased reliance on digital communication tools during the COVID-19 pandemic, our fundamental right to privacy is more important than ever, says Will C...

Who controls the internet? Increasingly, the answer is large corporations and governments -- a trend that's threatening digital privacy and access to information online, says web developer Tamas Kocsis. In this informative talk, Kocsis breaks down the different threats to internet freedom and shares his plan to build an alternative, decentralize...

Tech that can decode your brain activity and reveal what you're thinking and feeling is on the horizon, says legal scholar and ethicist Nita Farahany. What will it mean for our already violated sense of privacy? In a cautionary talk, Farahany warns of a society where people are arrested for merely thinking about committing a crime (like in "Mino...

The digital platforms you and your family use every day -- from online games to education apps and medical portals -- may be collecting and selling your children's data, says anthropologist Veronica Barassi. Sharing her eye-opening research, Barassi urges parents to look twice at digital terms and conditions instead of blindly accepting them -- ...

Journalist Andrew Marantz spent three years embedded in the world of internet trolls and social media propagandists, seeking out the people who are propelling fringe talking points into the heart of conversation online and trying to understand how they're making their ideas spread. Go down the rabbit hole of online propaganda and misinformation ...

What can we learn from people with the genetics to get sick — who don't? With most inherited diseases, only some family members will develop the disease, while others who carry the same genetic risks dodge it. Stephen Friend suggests we start studying those family members who stay healthy. Hear about the Resilience Project, a massive effort to c...

Investigative journalist Will Potter is the only reporter who has been inside a Communications Management Unit, or CMU, within a US prison. These units were opened secretly, and radically alter how prisoners are treated -- even preventing them from hugging their children. Potter, a TED Fellow, shows us who is imprisoned here, and how the governm...