Cookie Leaks Pose Security Threats, Cybersecurity Expert Warns
The company’s cybersecurity advisor, Adrianus Warmenhoven, highlighted the risks associated with cookie leaks, emphasizing that while cookie consent popups are ubiquitous online, many users are unaware of the potential dangers.
According to Warmenhoven, cookies serve as identifiers for devices, allowing servers to recognize users who have logged in previously without requiring them to re-enter their credentials. However, if an attacker gains access to active cookies, they could exploit this information to access accounts without needing passwords or multi-factor authentication (MFA).
Cookies can contain a wealth of personal data, including names, ages, genders, locations, and more. This information, when combined, can provide attackers with a detailed profile of users, facilitating targeted scams or attacks.
An analysis conducted by NordVPN revealed that a significant percentage of cookies were active, with a substantial portion originating from core accounts like Google, YouTube, Microsoft, and Bing. These cookies pose a heightened risk as they may be used to access further login details or corporate systems.
Protecting against cookie attacks requires regular deletion of cookies to minimize available data for theft. Additionally, users should exercise vigilance when downloading files and visiting websites to reduce their risk exposure.
How to Clear Your Cookies
Clearing cookies is a straightforward process that can be performed on any browser and device. Below are the steps for clearing cookies on Google Chrome and Safari:
On Google Chrome:
- Click on the three vertical dots in the top right-hand corner of your browser page.
- Select “Settings”.
- Choose “Privacy and security”.
- Click on “Clear browsing data”.
- Check the box for cookies and other site data and select the desired time range.
- Click on “Clear data”.
In Safari:
- Open Safari.
- Click on “Safari” on the Apple menu bar.
- Select “Settings”, then “Privacy”, and then “Manage website data”.
- Click on “Remove all”.
