Security 2 minute read

Why encryption is important to protect data from breaches?

Importance of encryption in application security.
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In today’s digital age, information security is of utmost importance. With the increasing number of cyber attacks and data breaches, it has become essential for organizations to secure their data and applications. Encryption is one of the key techniques used to protect sensitive information from unauthorized access. In this blog, we will discuss the importance of encryption in application security and the techniques used to implement it.

Importance of Encryption in Application Security:

Encryption is the process of converting plaintext into ciphertext, making it unreadable without a decryption key. It ensures that sensitive information is protected from unauthorized access, even if the data is intercepted during transmission. Encryption is essential in application security for the following reasons:

1. Data Confidentiality: Encryption ensures that only authorized parties can access sensitive data. This protects the confidentiality of data in case it falls into the wrong hands.

2. Data Integrity: Encryption protects data from being tampered with during transmission. This ensures that the data remains intact and unaltered.

3. Compliance: Encryption is often required to meet industry and regulatory standards. Failure to comply can result in fines, legal action, and loss of reputation.

Techniques of Encryption in Application Security:

There are various encryption techniques used in application security. Some of the most common techniques are:

1. Symmetric Encryption: Symmetric encryption is a technique that uses the same key for both encryption and decryption. It is a faster technique compared to asymmetric encryption but has a limitation that the key must be securely shared between the sender and receiver.

2. Asymmetric Encryption: Asymmetric encryption uses a public key for encryption and a private key for decryption. This technique is slower than symmetric encryption but more secure as the private key is kept secret.

3. Hashing: Hashing is a technique that converts data of any size into a fixed-size value. This technique is commonly used to ensure data integrity and to verify that data has not been altered.

4. Key Management: Encryption is only effective if the encryption keys are properly managed. Key management involves generating, storing, and distributing encryption keys securely to authorized parties.

5. Transport Layer Security (TLS): TLS is a protocol that provides secure communication between web applications and servers. It uses encryption to protect data in transit and provides authentication to ensure the integrity of data.


Encryption is an essential technique used in application security to protect sensitive data from unauthorized access. It ensures data confidentiality and integrity and helps organizations comply with industry and regulatory standards. There are various encryption techniques and protocols used in application security, including symmetric and asymmetric encryption, hashing, key management, and TLS. By implementing encryption techniques in their applications, organizations can ensure the security of their data and protect themselves from cyber-attacks and data breaches.

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