A common data exfiltration definition is the theft or unauthorized removal or movement of any data from a device. Data exfiltration typically involves a cyber criminal stealing data from personal or corporate devices, such as computers and mobile phones, through various cyberattack methods.
What is data exfiltration and how can it be prevented?
To prevent data exfiltration attempts, some organizations block or blacklist certain domains or activities. This approach involves blocking certain email providers (like Gmail), domains, or software (like DropBox) that are associated with cyberattacks. However, this blunt approach impedes employee productivity.Sep 22, 2021
What causes data exfiltration?
According to Techopedia, data exfiltration happens when there's unauthorized copying, transfer, or retrieval of data from either a server or an individual's computer. ... Insider threat incidents are one of the top causes of data exfiltration, whether they're accidental or malicious.
How is data exfiltration detected?
One of the methods used in detecting data exfiltration should be the monitoring of the e-mails, DNS inquiries, file access demands, and illegal port connections. ... It can detect the encryption of the data on the user systems. These abnormal incidents on the user data can be a ransomware attack.
What is data exfiltration detection?
What is Data Exfiltration? Data exfiltration is a technique used by malicious actors to target, copy, and transfer sensitive data. Data exfiltration can be done remotely or manually and can be extremely difficult to detect given it often resembles business-justified (or “normal”) network traffic.