The most common risks related to USB memory drives include:

- Threat of data loss due to lack of backup.
- Threat of data loss due to anti-malware software that was not installed.
- Threat of theft due to lack of user awareness.
- Threat of unauthorized access because the password was not used.
- Threat of unauthorized access because the encryption was not used.
- Threat of unauthorized access because the data was not deleted when the memory drive was discarded.