A latest report by Barracuda Networks, titled Spear Phishing: Top Threats and Trends Vol. 5 – Best practices to defend against evolving attacks identified that 71% of spear-phishing attacks included malicious URLs. The CISO's and security architects of companies must utilize gateways to shield business networks from mass URL phishing strikes. Gateways or network nodes optimize URL filtering and URL rewriting technologies to prevent entry to hostile website links disseminated through emails. API based inbox defense further supplements gateway protection by blocking malicious impersonators and allowing access only to a company's actual URLs.