Installing third-party root certificates (like R2RCA) allows that party to potentially intercept or spoof encrypted (HTTPS) traffic on your machine. Only proceed if you understand the risks of using unofficial software tools.
If you did not intentionally download this file, or if your antivirus flags it as severe, you should remove it immediately. r2rcertest.exe
: The user imports R2RCA.cer into the system's trusted root store via the Certificate Manager ( certmgr.msc ). : The user imports R2RCA
You cannot (and should not) simply delete r2rcertest.exe from System32 . It is a protected system file, and Windows File Protection will restore it. More critically, removing it will break RDP certificate validation, potentially preventing all remote desktop connections. More critically, removing it will break RDP certificate
I can review it—paste the r2rcertest.exe binary, disassembly, or source code (C/C++/Rust/etc.), and tell me what kind of review you want: security, functionality, static-analysis, or performance. If you only have the binary, indicate whether you want a high-level behavioral review or a deeper reverse-engineering analysis.