We are aware of a problem that can occur with Nektarine in MacOS, which results in a Malware warning appearing when you try to open the Nektarine standalone application or load an instance of the plug-in.
We have released an update to Nektarine (v2.6.35) for customers who are using Aruba, Panorama CS12, Panorama P-series, Panorama T-series and Impact GXP series controllers. After installing that update please restart your computer. The malware warning should no longer appear when you open the standlone or plug-in versions of Nektarine.