Password Security: The Importance of Length and Complexity

May 12, 2023 | Cybersecurity, Passwords

When it comes to password security, there is often a debate between using a password that is long and complex versus one that is short and easy to remember. In this article, we will explore the benefits of using a password that is both long and complex, and how it can help you better protect your sensitive information online.

The Problem with Simple Passwords

Using a password that is easy to remember, such as a word found in the dictionary or a commonly used phrase, can put your accounts and sensitive information at risk. Simple passwords can be easily guessed by attackers who use automated tools that can cycle through millions of possible combinations in a matter of minutes.

In addition, simple passwords can also be easily compromised by hackers who use social engineering techniques to trick you into revealing your password or by intercepting it as it is transmitted over the internet.

The Benefits of Length and Complexity

One way to mitigate the risks associated with simple passwords is to use a password that is both long and complex. A long password that contains a mix of uppercase and lowercase letters, numbers, and symbols can make it much harder for attackers to guess or crack your password.

In fact, studies have shown that using longer passwords is often more effective than using complex passwords. This is because longer passwords have a larger search space, which means that attackers must try more possible combinations before they can crack your password.

According to a Hive Systems study, passwords shorter than ten characters are vulnerable to hacking in less than an hour, and this time frame is decreasing with the advancement of computer hardware. However, passwords that are at least 12 characters long, even if they only contain lowercase letters, can take more than a year to crack, and those with at least 15 characters can take more than 1,000 years.

How to Create a Strong Password

Creating a strong password can be challenging, but it is essential for protecting your sensitive information online. Here are some tips to help you create a password that is both long and complex:

1. Use a Passphrase

Instead of using a single word as your password, consider using a passphrase. A passphrase is a series of words or a sentence that is easy to remember, but difficult for others to guess.

2. Use a Mix of Characters

Include a mix of uppercase and lowercase letters, numbers, and symbols in your password. This will increase the complexity of your password and make it more difficult for attackers to guess.

3. Avoid Common Passwords

Avoid using common passwords, such as “password” or “123456”. These passwords are easily guessed and provide little protection for your sensitive information.

4. Don’t Reuse Passwords

Avoid using the same password for multiple accounts. If one account is compromised, all of your other accounts will be at risk.

5. Use a Password Manager

Consider using a password manager to help you create and manage strong passwords. Password managers can generate complex passwords for you and store them securely, making it easy to use a different password for each account.


In conclusion, using a password that is both long and complex is essential for protecting your sensitive information online. By following the tips outlined in this article, you can create a strong password that is more resistant to attacks and keep your accounts and information secure.