Sumitomo subsidiary Presidio Ventures has joined the cybersecurity company's backers, helping increase its overall funding to more than $18m.

US-based cybersecurity company Vidder closed a $12m series B round today backed by investors including Presidio Ventures, the US-based corporate venturing subsidiary of conglomerate Sumitomo.

LDV Partners led the round, which also included venture capital firms Onset Ventures and Voyager Capital, both of which are existing investors. Vidder had raised $6.3m in funding up to August 2014.

Founded in 2009, Vidder’s technology centres on PrecisonAccess, a control system that uses pre-authentication to create individual connections for users, only giving them…