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A strong password should protect your account without forcing you to write it on a piece of paper or reuse the same password everywhere. The best approach is to create a long, unique passphrase that is easy for you to remember but difficult for another person or computer program to guess.
This matters for more than social media. Your email account may be used to reset other passwords, while banking, payment, shopping, work and school accounts may contain sensitive personal information. A weak or reused password can put several accounts at risk at the same time.
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Table of Contents
What makes a password strong?
Password strength mainly depends on three things:
- Length: Longer passwords usually provide more possible combinations and are harder to guess.
- Uniqueness: A password should not be used for more than one important account.
- Unpredictability: It should not be based on information that people can easily discover about you.
A short password containing a capital letter, number and symbol may still be weak if it is based on a familiar word or pattern. For example, changing “password” to “Password1!” does not make it a good choice. Common variations like these are often tried automatically.
Use a memorable passphrase
One of the simplest methods is to combine several unrelated words into a phrase. You can add spaces, punctuation or numbers if the service allows them, but the main advantage comes from using several words and making the result unique.
For example, imagine choosing four unrelated ideas such as a river, a book, a colour and a food. You could turn them into a private phrase that only makes sense to you. Do not copy an example from this article for your own account. The example is only meant to show the method.
A passphrase is often easier to remember than a short collection of random characters because it creates a mental image or story. You might picture the words as a strange scene, repeat them as a sentence or connect them to a private memory.
However, avoid using a famous quotation, song lyric, football slogan or popular proverb exactly as it appears. These are easier to guess than a phrase you created yourself.
Try the personal story method
To create a memorable password without using obvious personal information, follow this process:
- Choose three or four unrelated words that do not describe you directly.
- Turn them into a short, unusual mental picture or story.
- Change the order of the words so the phrase is not predictable.
- Add punctuation or numbers in a way you can remember.
- Check that the result is not a name, birthday, phone number or familiar phrase.
For instance, you could imagine a blue suitcase floating beside a mango tree while a clock rings. The final password should not simply be those exact words. Use the image as a memory aid, then create a private variation.
The goal is not to make the password impossible for you to recall. The goal is to make it difficult for someone else to predict.
Never reuse your most important password
Password reuse is one of the most dangerous habits online. If a password is exposed through a website breach, an attacker may try the same password on your email, social media, online shopping and financial accounts.
At a minimum, use different passwords for:
- Your main email account
- Banking and payment services
- Your phone or device account
- Social media and messaging accounts
- Work, school or professional accounts
- Shopping and other services that store payment information
Your email password deserves special attention because email is often used to reset other accounts. If someone takes control of your email, they may be able to change passwords elsewhere.
Use a password manager when you have many accounts
Remembering a different long password for every service can be difficult. A password manager can store your passwords and generate strong, random ones for new accounts. You generally need to remember one master password, so that master password must be especially strong and protected.
Before using a password manager, download it from the provider’s official website or the official app store. Set a strong master passphrase and learn how account recovery works. Keep your master password private, and do not send it to anyone through WhatsApp, email or a phone call.
A password manager is useful for people who use many websites and mobile applications, including online shoppers, students, creators and people managing work or business accounts. It also reduces the temptation to use the same easy password repeatedly.
Turn on two-step verification
A strong password is important, but it should not be your only protection. Two-step verification, also called two-factor authentication, asks for another form of proof after you enter your password.
Depending on the service, the second step may be:
- An authentication-app code
- A security key
- A code sent by text message
- A prompt on a trusted device
Use an authentication app or security key when the service offers that option and it is practical for you. Text messages can still provide useful protection, but your phone number and mobile account also need to be secured.
Save recovery codes in a secure place that you can access when your main device is unavailable. Do not store them in a public note or share them with someone claiming to be customer support.
Information you should not use in a password
People often choose information that is easy to remember but also easy to find. Avoid using:
- Your name, nickname or username
- A partner’s, child’s or pet’s name
- Your birthday or that of a family member
- Your phone number or address
- The name of your school, workplace or favourite team
- Simple sequences such as 123456, abcdef or qwerty
- The same word with a different number added at the end
Information posted on Facebook, Instagram, TikTok or other platforms can help someone guess your password or answer security questions. Be careful when online quizzes ask for details about your first school, pet or family member.
How to check whether a password needs changing
Change a password immediately if you have shared it, entered it on a suspicious website, used it on a service that suffered a security incident or suspect that someone else knows it. Change it from the official app or website, not from a link in an unexpected email or message.
You do not need to change a strong, unique password repeatedly without a reason. Frequent forced changes can encourage people to make small, predictable alterations. Instead, focus on using unique passwords, protecting your devices and responding quickly when there is a real risk.
Keep password thieves away
Scammers may try to collect passwords through fake login pages, urgent messages and impersonation. A message may claim that your bank, email provider, social network or delivery service needs you to confirm your account immediately.
Do not enter your password after following an unexpected link. Open the official app yourself or type the known website address into your browser. Never disclose your password, one-time code, card PIN or recovery code to a caller or message sender. Legitimate support staff should not need you to reveal these secrets.
Also protect the device you use to sign in. Keep its operating system and apps updated, use a screen lock and avoid saving passwords on shared or public devices. If you use a public computer, sign out fully and do not allow the browser to save your login details.
A simple password plan
Start with your email account and create a long, unique passphrase. Then secure banking, payment and other high-value accounts with separate passwords. Add two-step verification wherever possible, and use a reputable password manager if the number of accounts becomes difficult to manage.
The strongest password is not the one with the most confusing symbols. It is a long, unique secret that you can protect properly and that you never share. Combine that password with two-step verification and careful habits around links, messages and devices, and your everyday online accounts will be much harder to take over.
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