After containing and recovering from a ransomware incident, the CSIRT holds a post-incident review meeting attended by the SOC, IT operations, legal, and management. During the session, the team documents that the initial infection occurred because an unpatched VPN appliance was exploited, that detection took nine days because no alerting existed for that appliance's logs, and that restoration was delayed because backups had never been tested. As the analyst facilitating the meeting, which of the following BEST represents the primary intended outcome of this phase?