SCD is their version of CDN which is 'Secure Content Delivery.' Comes with WAF and DDoS protection.
Ranked in these QuestionsQuestion Ranking
Pro Flat pricing
Easy to understand the pricing of their CDNs.
Pro Free WAF and DDoS
Hard to beat the value for some security and CDN.
Con Not many services yet
Not really a con, just really good secure content delivery right now, but hopefully they will add more services soon.