The Most Commonly Hacked Passwords and How to Protect Your Online Security

By /

Listen to this Post

2025-02-18

In today’s digital age, securing our online accounts has never been more important. Yet, despite increased awareness about cybersecurity, millions of people continue to use weak and easily guessable passwords, putting themselves at great risk. A recent study conducted by KnownHost has revealed the most commonly hacked passwords, highlighting the alarming truth that many users are still relying on simple, predictable combinations. This article explores the study’s findings, why these passwords are vulnerable, the potential risks of using them, and the best practices to enhance your online security.

Summary

A new cybersecurity study from KnownHost sheds light on the most commonly breached passwords, offering a stark reminder of the dangers of using simple and easily guessable combinations. Passwords such as “123456” and “password” remain frequent targets for hackers, showing up in millions of data breaches worldwide. Cybersecurity experts warn that using these weak passwords exposes individuals to severe risks like identity theft, financial fraud, and unauthorized access to personal accounts.

The study highlights the following passwords as the most vulnerable:

  1. 123456 – Found in over 50 million breaches
  2. 123456789 – Exposed in over 20 million breaches

3. 1234 – Compromised over 4 million times

4. 12345678 – Hacked nearly 10 million times

5. 12345 – Breached nearly 5 million times

  1. password – Found in over 11 million breaches
  2. 111111 – Exposed in over 5 million breaches
  3. admin – Found in almost 5 million breaches
  4. 123123 – Compromised in over 4 million breaches

10. abc123 – Hacked over 4 million times

These passwords are incredibly vulnerable due to their simplicity, and experts urge users to switch to stronger alternatives to avoid falling victim to cyberattacks. In addition, experts suggest the implementation of more robust security practices, such as using complex passwords, enabling two-factor authentication (2FA), and employing password managers.

What Undercode Say:

The KnownHost study highlights a grim reality about the state of online security. Despite ongoing campaigns to educate users about better password habits, weak and easily guessable passwords remain the norm for many. It’s clear that a large percentage of individuals still underestimate the importance of securing their digital lives with strong, unique passwords. While it may seem easier to remember simple combinations, the risks are far greater.

The Vulnerability of Common Passwords

Passwords like “123456” and “password” are incredibly susceptible to brute-force attacks—where hackers use automated software to guess passwords by systematically testing large sets of potential combinations. Such software can try thousands of passwords per second, making simple passwords highly ineffective at keeping unauthorized users out. The more commonly a password is used, the easier it is for hackers to predict, further amplifying the risks.

The study points out that sequential numbers (e.g., “12345”) and generic words (e.g., “password”) are among the first combinations tried by attackers. The issue is compounded by the fact that many people reuse the same password across multiple sites, increasing the likelihood that if one account is breached, others will follow. This chain reaction is particularly concerning when users apply weak passwords to their email, banking, or social media accounts, where the stakes are much higher.

Why Are People Still Using Weak Passwords?

There are several reasons why users continue to rely on weak passwords. First, convenience plays a big role. Strong passwords are often long and complex, making them harder to remember. But this convenience comes at a cost—namely, security. Users might also assume that because they don’t store highly sensitive information online, a weak password is “good enough.” Unfortunately, cybercriminals don’t care about your perceived level of security—they exploit every opportunity they can.

Another factor is the relative ease with which cybercriminals can obtain personal information. Many people unknowingly expose personal details (like their pet’s name or birthdate) on social media, making it easier for attackers to guess passwords. For example, if your password is “Fluffy123” and your social media profiles mention a pet named Fluffy, an attacker might not need advanced tools to guess it.

The Risks of Using Weak Passwords

The risks of weak passwords extend far beyond the inconvenience of having to reset an account. Identity theft is one of the most pressing dangers. Hackers can use stolen credentials to impersonate victims, accessing sensitive personal information or making fraudulent transactions. Once hackers gain access to one account, they may attempt to use the same credentials to break into others, especially if the user reuses passwords.

Another significant risk is financial fraud. Weak passwords can allow criminals to access online banking and payment platforms, potentially draining bank accounts or making unauthorized purchases. Furthermore, unauthorized access to email accounts can lead to phishing scams or social engineering attacks, which can further compromise an individual’s online security.

For businesses, the consequences are even more severe. Employees who use weak passwords put the entire organization at risk. A compromised corporate email account, for example, can serve as a gateway for cybercriminals to launch ransomware attacks, steal proprietary data, or disrupt business operations. This can lead to financial losses, legal repercussions, and damage to the company’s reputation.

How to Improve Your Password Security

The good news is that improving password security is easier than many people think. Experts recommend several strategies to safeguard online accounts from cyberattacks:

  • Use Long, Complex Passwords: Aim for passwords that are at least 12-16 characters long, mixing uppercase and lowercase letters, numbers, and special characters. Avoid obvious patterns like “12345” or “password.”

  • Create Unique Passwords for Each Account: Don’t reuse passwords across multiple platforms. This way, even if one account is compromised, your other accounts remain secure.

  • Enable Two-Factor Authentication (2FA): 2FA adds an extra layer of security by requiring a second form of identification—such as a text message or authenticator app—before granting access to your account.

  • Consider a Password Manager: A password manager can help you generate, store, and autofill complex passwords for every website, ensuring that you don’t have to remember them all while still keeping them secure.

  • Be Cautious with Personal Information: Avoid using easily obtainable details, such as names, birthdates, or pet names, as part of your passwords.

  • Regularly Update Your Passwords: Change your passwords every few months and avoid using the same password for years.

  • Beware of Phishing Attacks: Always verify the authenticity of emails, links, and websites before entering your login details. Phishing attacks are designed to trick users into revealing their passwords by impersonating legitimate organizations.

In conclusion, the study serves as a wake-up call for anyone who still uses simple or recycled passwords. Cybersecurity is more critical than ever, and by following best practices for password security, individuals can significantly reduce the likelihood of falling victim to cybercrime. Don’t wait for your personal information to be compromised—take the necessary steps today to protect your digital life.

References:

Reported By: https://timesofindia.indiatimes.com/technology/tech-news/list-of-most-weak-passwords-revealed-by-a-study-urgent-warning-for-internet-users/articleshow/118358125.cms
https://www.facebook.com
Wikipedia: https://www.wikipedia.org
Undercode AI: https://ai.undercodetesting.com

Image Source:

OpenAI: https://craiyon.com
Undercode AI DI v2: https://ai.undercode.helpFeatured Image

Explore More: