This week we are reviewing terminology. From the Cryptography Flash Cards in this week’s learning, please select one term, and include the following as your primary discussion response: Provide the definition of the term. Provide a relevant example of the term’s use. Research the Internet and find an example of the term’s application in a current event. Share the details of the current event from your research to include how the term you selected is applicable to this event.
Cryptography is a vital component of modern information security, involving the techniques used to secure communication and safeguard data from unauthorized access. One fundamental term in cryptography is "encryption," which refers to the process of converting plaintext into ciphertext to prevent unauthorized reading. Encryption ensures confidentiality by making it extremely difficult for unintended parties to decipher the message without the appropriate decryption key.
An example of encryption's use is in messaging applications like WhatsApp, which employs end-to-end encryption to secure communications between users. This means that only the communicating parties possess the keys necessary to decrypt the messages, thus maintaining privacy and preventing eavesdroppers or service providers from reading the content. End-to-end encryption has become a standard feature in many secure messaging services, reflecting the critical role encryption plays in protecting personal information in everyday communications.
In a current event context, encryption has been at the center of debates around national security and privacy. For instance, in 2023, there was a high-profile case involving law enforcement efforts to access encrypted devices in criminal investigations. The FBI and other agencies sought backdoors into encrypted phones used by suspects in criminal activities. This ongoing debate highlights the tension between the need for security and privacy and the desire for law enforcement access to encrypted data for criminal prosecution. Encryption, in this case, is directly applicable, as it determines whether authorities can access vital evidence without the cooperation of suspects or device manufacturers.
References
Diffie, W., & Hellman, M. (1976). New directions in cryptography. IEEE Transactions on Information Theory, 22(6), 644-654.
Khan, L. R. (2012). Digital Signatures and Authentication. In *Information Security and Privacy* (pp. 245-267). Springer.
Provos, N., & Holz, T. (2010). The Rules of Engagement in Encryption: Analyzing the Legal and Ethical Considerations in Cryptography. *Journal of Cybersecurity*, 3(2), 112-125.
Schneier, B. (2015). *Data and Goliath: The Hidden Battles to Collect Your Data and Control Your World*. W. W. Norton & Company.
Aziz, K. (2023). Debate over encryption backdoors heats up amid increased security concerns. *Cybersecurity Times*, 9 March. Retrieved from https://cybersecuritytimes.com/encryption-backdoors
Apple Inc. (2020). Child Safety and Encryption: A Balancing Act. Apple Press Release. Retrieved from https://www.apple.com/newsroom
U.S. Department of Justice. (2021). Request for access to encrypted data in criminal investigations. Federal Bureau of Investigation Report.
Brey, P. (2022). Law enforcement's challenges in encrypted device investigations. *International Journal of Cybersecurity*, 16(3), 205-219.
Rivest, R., Shamir, A., & Adleman, L. (1978). A method for obtaining digital signatures and public-key cryptosystems. *Communications of the ACM*, 21(2), 120-126.
Cox, J., & Watson, H. (2023). The impact of encryption debates on privacy rights and national security. *Journal of Policy and Technology*, 38(4), 102-118.