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CDPSE · Question #239

What is the BEST method for protecting data transmissions to devices in the field?

The correct answer is D. Hypertext Transfer Protocol Secure (HTTPS). HTTPS (Hypertext Transfer Protocol Secure) is the best method for protecting data in transit to field devices because it combines TLS encryption with HTTP application-layer communication, providing both confidentiality and integrity for web-based transmissions. While TLS (B) is t

Privacy Architecture

Question

What is the BEST method for protecting data transmissions to devices in the field?

Options

  • AMulti-factor authentication
  • BTransport Layer Security (TLS)
  • CApplication level authentication
  • DHypertext Transfer Protocol Secure (HTTPS)

How the community answered

(38 responses)
  • A
    18% (7)
  • B
    3% (1)
  • C
    8% (3)
  • D
    71% (27)

Explanation

HTTPS (Hypertext Transfer Protocol Secure) is the best method for protecting data in transit to field devices because it combines TLS encryption with HTTP application-layer communication, providing both confidentiality and integrity for web-based transmissions. While TLS (B) is the underlying protocol, HTTPS is the complete, implemented solution for device communications over the web. Multi-factor authentication (A) and application-level authentication (C) protect access, not the transmission channel itself. HTTPS is the industry-standard end-to-end solution for securing data in transit.

Topics

#Data Transmission Security#HTTPS#Network Security#TLS

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