Staying logged in is convenient. You open your laptop, visit your favorite shopping site, email account, streaming app, bank, or job board, and everything is ready to go. No password. No verification code. No delay.

But that convenience comes with a risk: if a device is shared, lost, stolen, or infected with malware, an active login session can make it easier for someone else to access your account. Logging out when you’re finished is a small habit that can help protect your personal information, money, messages, and identity.

Why should you log out of websites when you’re done?

When you sign in to a website, the site usually creates a session so it can remember that you are authenticated. The OWASP Foundation explains in its session hijacking overview that attackers may try to compromise a valid session token to gain unauthorized access to a web server.

In plain English, a session token can act like a temporary key. If someone gets access to that key, the person may be able to interact with the website as if the person were you.

Logging out helps end that session so the temporary access key is no longer useful.

What is session hijacking?

Session hijacking happens when an attacker gets access to a valid session cookie or session token and uses the token to impersonate the account owner. OWASP’s Web Security Testing Guide explains that an attacker with access to user session cookies can impersonate that user by presenting those cookies.

Attackers may try to steal session data through:

• Malware on a device
• Unsafe browser extensions
• Phishing links
• Man-in-the-middle attacks
• Public or compromised Wi-Fi
• Cross-site scripting attacks
• Shared computers
• Stolen or unlocked devices

You cannot control every website’s security, but you can control whether you leave active sessions open longer than necessary.

How does logging out help someone become safer online?

Logging out helps someone become safer online by reducing the time an account stays open and available for misuse. This matters most when using shared devices, public computers, workstations, school laptops, library computers, or any device someone else might access.

Logging out can help protect:

• Email accounts
• Banking and payment apps
• Shopping accounts
• Social media profiles
• Healthcare portals
• Job search accounts
• Cloud storage
• Work or school platforms
• Streaming and gaming accounts

This habit also helps if a website is left open in a browser tab. Closing a tab does not always end a session. Logging out tells the service that you are done.

How big is the account security risk?

Online account access is a major target for criminals. The FBI reported in its 2024 Internet Crime Report announcement that the Internet Crime Complaint Center received 859,532 complaints in 2024, with reported losses exceeding $16 billion, a 33% increase from 2023.

That statistic includes many types of internet crime, but it reinforces a simple point: criminals constantly look for ways to get into accounts, steal information, and commit fraud. Ending sessions you no longer need is one more layer of protection.

When should you always log out?

You do not need to panic about every session, but some situations deserve extra caution.

Always log out when you:

• Use a public or shared computer
• Use a friend’s or family member’s device
• Access financial, healthcare, or tax accounts
• Use a work or school computer
• Sign in from a hotel business center or library
• Finish applying for jobs on a shared device
• Use a browser that is not your own
• Access email or cloud storage
• Sell, donate, or return a device
• Notice suspicious account activity

If the account contains sensitive information, log out when you are done.

Why use a password manager if you log out more often?

People stay logged in because logging back in can feel annoying. A password manager solves that problem by making secure logins easier.

The FTC’s personal information security guidance recommends strong passwords and notes that password managers can create strong passwords for online accounts.

A password manager helps you:

• Use unique passwords for every account
• Avoid password reuse
• Log back in quickly
• Store long passwords safely
• Spot fake login pages more easily
• Reduce the temptation to stay logged in everywhere

Pair your password manager with multifactor authentication whenever possible. The FTC’s two-factor authentication guidance explains that passwords are vulnerable to cyberattacks and that two-factor authentication makes accounts more secure.

How to make logging out a safer habit

Use this quick checklist:

• Log out of sensitive accounts first
  Prioritize email, banking, healthcare, cloud storage, and work accounts.
• Do not save passwords on shared devices
  Use your own password manager instead.
• Clear browser data on public computers
  Remove browsing history, cookies, and cached files when possible.
• Turn off “remember me” on shared devices
  Avoid persistent sessions outside your own device.
• Use device locks
  Set a strong PIN, password, fingerprint, or face unlock.
• Check active sessions
  Many services let you view and sign out of other devices.
• Enable multifactor authentication
  MFA adds protection if someone steals or guesses your password.
• Update browsers and apps
  Security updates help close known vulnerabilities.

What should you do if you forgot to log out?

If you left an account open on another device:

1. Sign in from your own device.
2. Look for “security,” “privacy,” or “active sessions” settings.
3. Choose “log out of all devices” if available.
4. Change your password if the device was public or untrusted.
5. Turn on multifactor authentication.
6. Review recent account activity.
7. Remove unknown devices from the account.

If the account involves money, healthcare, taxes, or work, act quickly.

Remaining logged in saves time, but it can also keep the door open longer than necessary. Log out when you finish using sensitive websites, especially on shared or public devices. Then use a password manager and multifactor authentication so logging back in stays easy and secure.