A security analyst identified a vulnerable and deprecated runtime engine that is supporting a public$-$facing banking application. The developers anticipate the transition to modern development environments will take at least a month. Which of the following controls would best mitigate the risk without interrupting the service during the transition?

A$.$ Shutting down the systems until the code is ready

B$.$ Uninstalling the impacted runtime engine

C$.$ Selectively blocking traffic on the affected port

D$.$ Configuring IPS and WAF with signatures

Reveal Solution $$ Discussion $3$