20 of the most common cyberattacks

While there are dozens of different types of cyber attacks, this article explains the top 20 most common network attack examples, including phishing, whale-phishing, and spear-phishing attacks. Learn how to best protect yourself.

Watch a cybersecurity expert answers questions about hacking

From firewalls and VPNs to ransomware and viruses, IBM Distinguished Engineer Jeff Crume has seen many changes in cybersecurity during his 40 years of IT experience. In this video, he explores some of the most significant hacking events in history and provides advice on protecting yourself online.

View a list of simple ways you can avoid catching a computer virus

Because this type of malware requires human intervention, such as plugging an infected flash drive into a computer or downloading and running an infected file, the chance of infection can be greatly reduced by being cautious about unfamiliar emails, attachments, and links. Keeping systems up to date with the latest security fixes is also crucial.

The worst cyberattacks of the last 10 years

It’s been a rough 10 years in cybersecurity—and it’s only getting worse. From the Stuxnet to the Sony Hack, learn about the worst cyberattacks over the last decade.

Visualizing the consequence of data breaches

To get a sense of the grim state of data security today, take a look at this infographic from TruthFinder that explains why 2018 was the year of the data breach tsunami.

Visualizing cyberattacks by country

Cyber crime is expected to cost the global economy trillions per year by 2025. This data illustration showcases the countries with the most severe cyber attacks from 2006-2020.

Explaining how open source systems like Linux can be secure, despite their public source code

While no computer system is immune to all cyberattacks and malware, the transparency of open-source technology means many thousands of developers can review and oversee the underlying code powering the software on an ongoing basis. This increases the likelihood of catching and patching vulnerabilities more quickly than smaller groups of cybercriminals looking to exploit them.

How to prevent a worst-case scenario with synbio

Author and entrepreneur Rob Reid reviews the risks of a world where more and more people have access to the technology needed to create a doomsday bug that could wipe out humanity.

The CISA’s strategy for secure 5G

CISA, through the National Risk Management Center (NRMC), is leading risk mitigation efforts by working with government and industry partners to ensure the security and resiliency of 5G technology and infrastructure.

Crunching the numbers on the cost of ransomware

This blog is a preview of the 2022 Crypto Crime Report, offering a summary of ransomware activity in 2021, the most active strains of ransomware, and more (w/ data, charts, and illustrations).

Smart cities without strong cybersecurity can leave utilities extremely vulnerable

Insecure devices connected to the Internet of Things pose risks to the entire network, which cybercriminals can hijack to compromise infrastructure and private resident data. Poorly secured systems that become inoperable can undermine the promise of smart cities by worsening the quality of life.

Your device can become infected with malware by simply browsing the internet

During a drive-by download attack, security flaws in a program or operating system (e.g., Windows) used to access online content are exploited, and malicious code is downloaded—for example, when loading a hacked webpage—onto a user's device without their knowledge. Restricting internet browsing to safe sites and installing security updates helps prevent these attacks.

A timeline of how Claude Code was used to execute cyberespionage

In September 2025, a Chinese state-sponsored group targeted 30 large tech companies, financial institutions, chemical manufacturing companies, and government agencies by manipulating Claude Code, having succeeded in infiltrating a small subset. The cyberattack is believed to have been the first of its scale carried out without major human intervention.

Smart tips for making the most of your 401(k)

There’s a lot of advice about handling a 401(k), but it can be mired in disclaimers and legalese. Come prepared to your financial advisor or accountant by watching this informative take on how to properly use a 401(k), from consolidating plans to some of the most common errors.

Explore an interactive timeline of the world's biggest data breaches and hacks, led by the 2024 National Public Data breach, which involved almost three billion stolen records, including full names and Social Security numbers.

OSINT: How hackers find their marks

What is OSINT? How do hackers gather intel about targets? Just how much can they learn about you? Learn more as we dig in to the world of OSINT.

Minor technology failures can spiral into massive internet outages

A mix of centralized cloud infrastructure and legacy protocols leaves the internet susceptible to downtime from minor cyberattacks or software bugs, infrastructure damage caused by extreme weather, and human error if a DNS service provider—the internet's phone book—or a backend system, such as Amazon Web Services, were compromised.

Watch an ethical hacker provide a tour of the dark web

Cybersecurity researcher John Hammond explores the effectiveness of a dark web search engine, leaks from ransomware group data breaches, and a categorized index of dark web links, including some that are alleged to host malware. Many dark web sites are no longer active or host scams to fool unsuspecting visitors.

Anonymous' war against Russia

Anonymous has been waging a cyber war on Russia for invading Ukraine. CNBC takes a look at how effective the collective’s six main strategies have been.

Fancybear: The state-backed hacker cell

Fancy Bear (APT28) is a Russian-based hacker group that targets a variety of organizations across the globe. Learn how to prevent Fancy Bear.

Security technician hacks a voting machine to reveal its vulnerabilities

A technician bought an old, likely-decommissioned voting machine from 2013 and took it apart to see how a would-be hacker might be able to exploit its vulnerabilities. Get a sense of the needs for secure, up-to-date voting machines with this...

Explore the components of autonomous vehicles controls

A suite of cutting-edge hardware and computation-intensive software creates the potential for self-driving cars to be safer, more fuel-efficient, and more accessible to a broader range of drivers. However, automation also introduces potential cybersecurity threats.

The top 200 most common passwords—you probably shouldn't use

Many people use the same weak passwords year after year. Check out the 2022 list of top 200 most common passwords used around the world.

Estate planning involves organizing your financial documents—and making sure your family knows where to find them

This article offers tips for keeping yourself organized, such as the list of documents your family may need and suggestions for where to keep the files, both digital and physical.

Easy resets for stress reduction

Individual solutions for burnout, often called “self-care,” can be helpful for managing stress. Harvard researcher Aditi Nerurkar’s 2024 book The Five Resets details a road map for burnout recovery. In this interview she suggests, among other tactics, gaining focus on what matters the most in one’s life, taking breaks from both work and the internet, and making time for practices that strengthen the mind-body connection.

NATO leads cyber war games in Estonia

Estonia is host to one of the world’s largest annual interactive cybersecurity drills. Russia is always considered the main threat, but this year, the war in Ukraine has only added to the stakes.

10 things you need to know before going to Barcelona

If you’re planning a trip to Barcelona, you might want to check out this tip sheet before you go. Barcelona-based travel writer Jamie Ditaranto shares her insider tips. From an endorsement of the public transportation system to a warning about pickpocketing, this guide is practical and doesn’t sugar coat.

Tips for reducing the risk of antimicrobial resistance

Antimicrobial resistance is bad news. But there are lots of things you can do to both protect yourself from superbugs and help keep the problem of antimicrobial resistance from getting worse. This page from the CDC offers clear, straightforward guidelines that can help keep you—and your loved ones—healthy.

Explore tips from the American Red Cross on preparing for a tornado

If you live in a region prone to tornadoes, have a plan to retreat to a safe room built to withstand strong winds, such as an underground shelter or a windowless room at the lowest level of a study building, in case of a tornado warning. Having a stay-at-home kit with non-perishable food and water, medications, batteries and chargers, and a battery-powered radio is also essential.

Are smart cities a dumb idea?

Smart cities require vast troves of data to run, making their systems attractive to hackers. Listen to this one hour podcast to learn about the risks and what is being done to mitigate them.

Through prompt injection attacks, bad actors provide deceptive prompts to generative AI systems in order to manipulate their outputs and acquire sensitive data.

Study pinpoints where to hide during a nuclear blast

There’s no surviving the fireball of a nuclear bomb, but beyond that, there are certain spots indoors where you can try avoid the destructive shockwave.

In 2018, it took about 2.3 years to develop a way to exploit a software bug for malicious purposes, but as of 2026, AI tools have reduced this time to about 20 hours.

The benefits and risks of smart grids, from improved efficiency to cybersecurity risks

By using a network of devices, including digital meters, sensors, and controllers, smart grids can quickly detect mechanical issues and fluctuations in supply and demand, automatically adjusting electricity flow to prevent cascading failures. While this is important for variable solar and wind power generation, many of these computer systems are designed to be controlled remotely, which increases the risk of malicious access.

Read an oral history of the Y2K panic

This oral history brings together programmers, engineers, and officials who first identified the date flaw and then spent years alerting the public to the danger and racing to repair millions of lines of code.

Average citizens may be the greatest liability to smart cities

Smart cities utilize massive datasets to enhance mobility, resource utilization, and public safety. However, this data can also be compromised if mishandled by residents, making citizen awareness of risks a key component of cybersecurity efforts.