A rel file extension is related to the Norton Internet Security software. A rel file contains attack log.
REL file extension - Norton Internet Security 2001 log
What is rel file? How to open rel files?
File type specification:
The rel file extension is associated with the Norton Internet Security 2001 suite that allows users to protect computer against attacks of malicious software from the Internet.
The rel file stores attack logs.
Norton Internet Security 2001 logs attacks and alerts to the files: PROGRAM FILES\NORTON INTERNET SECURITY\IAMFW.REL and \PROGRAM FILES\NORTON INTERNET SECURITY\IAMALERT.REL.
This rel file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open rel file:
Company or developer:
Symantec Corporation
Norton Internet Security is virus protection suite for Microsoft Windows. It protects PC against viruses, trojan horses, spam, worms and other potential malware.
List of recommended software applications associated to the .rel file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open rel file, edit rel file, convert rel file, view rel file, play rel file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with rel file - Norton Internet Security 2001 log
Click on the software link for more information about Norton Internet Security. Norton Internet Security uses rel file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).