TDNS presents security and risk management leaders with some excellent opportunities to anticipate, prevent, detect and respond to prevailing threats. Organizations should implement DNS security to protect users, devices and other critical infrastructure.he average company uses more than 70 tools. Firewalls. Web proxies. SIEM. Appliances. CASB. Third-party intelligence. The list goes on - and sometimes you still find your stack coming up short when it comes to securing users anywhere they access the internet. Strengthening your security stack doesn't mean a massive overhaul or a loss of customization and control. Check out these 7 ways to amplify and extend your stack with cloud security from Cisco Umbrella.