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Data-in-transit Encryption keeps your sensitive information safe while it's being sent online just like putting a private letter in a sealed envelope. Without it, your business data can be intercepted by hackers during transfer. Many people think firewalls and passwords are enough, but if the data isn’t encrypted in transit, it’s still at risk.
In this blog, we'll help you understand what data-in-transit encryption is, why your business data is at stake without this, and the methods to secure data transmission. Let's get started on securing your data.
Data-in-Transit refers to any information being transferred actively from one place to another between various points of source, network, and destination, whether it is sent as an email or created to be accessed by a cloud application. While the data is "on the move," it's more exposed to threats like interception, snooping, or tampering if not properly encrypted.
Unlike data-in-transit, data-at-rest is data that does not move actively. For example, files saved on a hard drive, in a database, or cloud storage. These are like packages sitting in a warehouse; they are still valuable but generally less vulnerable, and so far, the storage solution is secure. Both kinds of data are most important to protect, but they are exposed to quite different threats.
Data-in-transit encryption is the process of protecting data in the transmission process from one place to another. The data could be your email, a payment, or accessing the cloud-based tool. When the data moves through networks, it becomes vulnerable! So, there should be data encryption in motion. It serves as a digital locking mechanism that turns your data into unreadable code while it's in motion. Those who have the decryption keys can only open or read the information.
• Are your emails encrypted end-to-end?
• Are your internal tools using TLS/SSL protocols?
• Is your data encrypted when transferred via APIs?
• Are third-party services you use also encrypting data in motion?
• Are you compliant with standards like HIPAA, PCI DSS, or GDPR in terms of encryption?
If most of your answer is ‘no’ or force you to think twice, then you surely need data-in-transit encryption, because it is vital for secure data transmission. If your data is not encrypted, it becomes easy for cybercriminals to tap into networks and steal sensitive data like customer information, login credentials, or financial records. Data breaches, legal troubles, monetary losses, or credibility damages could be the consequences for businesses.
Since most of the work environment is becoming online today and more employees are accessing systems remotely, secure data transmission cannot be considered a choice anymore. It is a must-have now. Implementing encryption in transit helps protect businesses from threats, ensures compliance with industry standards, and shows the users or clients that their data is in safe hands. In simple terms, it's one of the smartest steps you can take toward stronger cybersecurity.
There are several methods for encrypting data in transit. They can protect sensitive information and safeguard your data from unauthorized access or tampering if chosen wisely. So, organizations should implement data security to protect their data best. This diminishes the probability of data breaches and other security concerns. Some of the primary methods in Data security include:
• Asymmetric encryption: This protocol uses a public and private key to encrypt and decrypt data, respectively; the public key is used for encryption, while the private key is used for decryption.
• Symmetric encryption: This protocol uses the same secret key to encrypt and decrypt data.
• SSL/TLS: These communication protocols - SSL (Secure Sockets Layer) and TLS (Transport Layer Security) secure data-in-transit using a combination of asymmetric and symmetric encryption.
• HTTPS: HTTPS or Hypertext Transfer Protocol Secure is an extended HTTP protocol that uses SSL/TLS encryption to secure data in motion.
• IPSec: This protocol secures data in transit through encryption and authentication methods.
In this part, we'll break down the steps of how HTTPS (Hypertext Transfer Protocol Secure) protocol protects your data in motion.
• The User Connects to a Website: When a user enters a web address starting with "https://," the browser tries to establish a secure connection to the website's servers.
• Starting the SSL/TLS Handshake: The browser and server exchange encryption keys in the SSL/TLS handshake process to interact securely.
• The Server Sends a Digital Certificate: The server sends a digital (SSL) certificate to prove its identity. The browser then verifies whether this certificate is valid enough to confirm the site is legitimate and trusted.
• An Encrypted Session Is Established: Once verified, the browser and the server agree on a new and unique encryption key. This key secures all the data moving between them.
• Data Is Encrypted In Transit: All the data transfers, such as form submission and page content, are encrypted until they leave the device and are only decrypted again when they reach the server (or vice versa).
• Information Stays Private and Secure: Even if the hacker manages to intercept the data, what they will be able to notice would be a code without any meaning, which will protect your business and customers from data theft.
In today's world, we know that every kind of unencrypted motion data is a potential risk from emails and cloud access to online transactions. However, by implementing strong data encryption, you can safeguard your business, build customer trust, and stay ahead of compliance requirements.
At Bizionic Technologies, we help businesses secure their digital operations with robust encryption solutions and end-to-end data protection strategies. So that you don't lose your potential clients and customers in this highly competitive market, we believe secure data transmission should be a standard, not a concern.
Anupama Das
11 months ago
2025-06-30