An organization is cooperating with several third-party companies. Data exchange is on an unsecured channel using port 80. Internal employees use the FTP servic...

An organization is cooperating with several third-party companies. Data exchange is on an unsecured channel using port 80. Internal employees use the FTP service to upload and download sensitive data. An engineer must ensure confidentiality while preserving the integrity of the communication. Which technology must the engineer implement in this scenario?