Oasis Smart Sam’s GSMA-certified eSIM solutions allow secure deployment of SIM functionality in connected objects on 4G and 5G networks. Oasis Smart Sam’s GSMA-certified eSIM solutions allow secure deployment of SIM functionality in connected objects on 4G and 5G networks. Discover how you can transform your business with Oasis's Solutions. Discover how you can transform your business with Oasis's Solutions.