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Securely uploading and downloading business files is a crucial component of a variety of online applications and services, including content management systems as well as insurance websites, healthcare portals and messaging apps. Unrestricted uploads of files are the most common attack vector for malicious actors who could easily introduce malware and steal private data.
A reliable file upload system should verify uploaded files against a set of permitted types of file and examine them for viruses prior to they are stored. This ensures that the client’ personal information isn’t compromised and it complies with compliance standards, such as HIPAA for health-related records and GDPR for EU citizens.
The ability of confirming file types is essential as attackers can often “mask” malicious files by renaming them to allowable extensions, such as.jpg or.gif. This means that your solution might not be able detect the file’s actual type and will allow it to go without being noticed. To avoid this, you’ll need an uploader that verifies the file extension as well.
A secure encryption of all data both in transit and in rest is another method to safeguard yourself from attacks. This converts messages and files into codes that are unreadable, and can’t be read by hackers, even when they gain access to them.
Additionally you can also create an uploading system for your files which blocks files that do’t match your naming conventions. This helps you organize your team and avoids exposing confidential information in file names.