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Ercom Secure mobility and collaboration Protect
27 June 2025

How an encrypted VPN protects sensitive business data

Find out in this article how an encrypted VPN protects sensitive business data

 

Adopting an encrypted VPN to protect sensitive business data


Protecting sensitive data is a real challenge for businesses. IT departments have to cope with a rise in telecommuting practices and increasingly sophisticated threats. The slightest security flaw in a device or Internet connection is a potential entry point for cyberattacks. To avoid data theft and its disastrous consequences, adopt an encrypted VPN.


Business VPN: The importance of data encryption


A business VPN (virtual private network) provides a secure connection between the user’s device and the organisation’s internal networks. It works like a secure tunnel where only authorised users can connect and transfer data. An encrypted VPN uses an encryption process to make data unreadable to third parties.

Data encryption involves encoding information. The system uses high-performance algorithms that hackers are unable to crack. Users need keys to decrypt data. These keys are only sent to authorised users. Encrypting data protects your business and ensures the confidentiality of your information.

 

How encrypted VPNs work: A security solution available to everyone


Using an encrypted VPN does not complicate remote access to your internal resources. Your employees can work just as easily remotely and in the same secure conditions as they would on site. All the user has to do is connect to the VPN from their usual device (PC, mobile phone, etc.). The VPN then establishes an encrypted connection with the company’s server. This connection forms a secure tunnel that cannot be accessed by unauthorized users.

Traffic between the user’s device and the company’s networks passes only through this tunnel. Data is encrypted during transmission. Users can access their folders and open the applications they are working on, without fear of intrusion. This secure tunnel is created whether you are connected to a public Wi-Fi or a secure, private home internet network.

If a hacker intercepts the data stream, encryption renders the data unreadable. Without the keys, the hacker cannot read the content of the intercepted information. An encrypted VPN ensures the confidentiality of your sensitive information, as well as the integrity of your data (communications, files, etc.). You can be sure that they have not been altered between their transmission and reception.


Benefits of encrypted VPN for your business


An encrypted VPN using strong protocols (e.g., AES, RSA) ensures the confidentiality of your sensitive data. Adopt a sovereign, secure VPN solution with advanced security features, including multifactor authentication. This extra layer of security protects your traffic in the tunnel.


Using an encrypted VPN allows you to:

  • Encourage your employees’ mobility by securing all connections, regardless of how they access the Internet or the devices they use;
  • Ensure the confidentiality of your sensitive data with secure, encrypted traffic;
  • Comply with the regulatory requirements on data processing (GDPR) and applicable standards.


As part of your overall cybersecurity strategy, adopt effective, long-term solutions for your sensitive data. ERCOM helps companies implement secure protocols in line with current threats. Protect your business while maintaining your remote working habits with a business VPN that meets ANSSI requirements.