Detail. Vendor, Oberthur, First view, Product, Id-One Cosmo, Last view, Version, 64, Type, Hardware. Edition. Language. Update. Already, more than 25 million ID-One Cosmo Java Card operating systems have The ID-One™ Cosmo range is based on Oberthur Technologies' latest open. Oberthur ID-One Cosmo Token: Secure Signature Creation Device (ΑΔΔΥ). This is a device that external looks like a memory USB Flash.