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Encryption Video Lecture | Science & Technology for UPSC CSE
FAQs on Encryption Video Lecture - Science & Technology for UPSC CSE
| 1. What is encryption and why is it important in today's digital age? |  |
Ans. Encryption is the process of converting data into a format that is unreadable to anyone without the proper decryption key. It is important in today's digital age to protect sensitive information and ensure the privacy and security of data transmitted over networks or stored on devices.
| 2. How does encryption work and what are the different types of encryption algorithms? | |
Ans. Encryption works by using mathematical algorithms to transform plain text into cipher text. There are different types of encryption algorithms, including symmetric key encryption (where the same key is used for both encryption and decryption), asymmetric key encryption (where different keys are used for encryption and decryption), and hashing algorithms (which generate a unique fixed-size output for any given input).
| 3. Can encryption be hacked or broken? | |
Ans. While encryption is designed to be highly secure, it is not immune to potential hacking or breaking. The security of encryption depends on the strength of the encryption algorithm used and the length and complexity of the encryption keys. However, with advancements in technology and computational power, it is possible for determined attackers to break certain encryption methods given enough time and resources.
| 4. What are some common uses of encryption in everyday life? | |
Ans. Encryption is used in various everyday scenarios to protect sensitive information. Some common uses include secure online transactions, email communication, data storage on cloud services, password protection, and securing sensitive files on computer systems. Encryption ensures that only authorized individuals can access and understand the encrypted data.
| 5. What are the potential challenges or drawbacks of encryption? | |
Ans. While encryption provides strong security measures, it also presents some challenges and drawbacks. These include the risk of losing encryption keys, which can result in permanent data loss, the potential for increased complexity in managing and maintaining encryption systems, and the possibility of encryption being used for illegal activities, making it challenging for law enforcement agencies to investigate crimes. Additionally, encryption can introduce some performance overhead, especially in resource-constrained environments.
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