Final answer:
Common SIPRNET-related security violations include failure to identify mismarked classified information, lack of understanding on proper transmission methods, mistakenly using non-secure channels, and unauthorized use of external storage media.
Step-by-step explanation:
Common SIPRNET-related security violations include:
Not being able to correctly identify mismarked classified information or products: This refers to the inability to recognize when classified information or products are mislabeled or inaccurately marked, leading to potential security breaches.
Not understanding the requirements of or how to transmit classified information using facsimile or scanner: This pertains to the lack of knowledge on the proper procedures and protocols for transmitting classified information using facsimile or scanning devices, which can result in unauthorized disclosure of sensitive information.
Mistakenly sending classified documents or information via unclassified means or through the NIPRNET: This involves accidentally sending classified materials through non-secure channels, such as unclassified means or the NIPRNET, compromising the confidentiality and security of the information.
Using unauthorized external storage media devices: This refers to the use of portable storage devices, like thumb drives or flash drives, without proper authorization, which can lead to the unauthorized access or transfer of classified information.
Therefore, the answer is All of the above.