LAHORE: Pakistan Cricket Board has appointed Col (retd) Asif Mahmood its security adviser after its director security resigned. PCB’s director security and vigilance Col (retd) Muhammad Azam earlier stepped down from his position when the Pakistan Super League-4 is just a month away. An official of the PCB stated that appointment of security and vigilance official is necessary but the hectic work in preparation of the upcoming PSL edition had made the board to appoint a security adviser at the moment.