Do you offer bulk voucher purchases? October 05, 2020 17:41 Updated Follow Please contact our sales department by contacting us for bulk voucher purchases. Related articles What are the prerequisites for Penetration Testing with Kali Linux? How can I become a vendor or training partner for Offensive Security courses? What is the recommended hardware for the WiFu course? What are the prerequisites of the Offensive Security Wireless Attacks course? Am I able to access retired Proving Grounds Play machines?