Almost every SIEM regret traces to three things decided before the product was chosen: the ingest volume nobody forecast, the tuning nobody funded, and buying a platform when you needed a managed service. The pricing models and how they behave as you grow, log source prioritisation, the 24/7 staffing arithmetic, and the questions to put to a vendor.
How to Run a Pen Test Without Taking Production Down
Pen tests cause outages when nobody agreed the scope, the window or the stop button. A buyer guide to rules of engagement, written authorisation, cloud provider policies from AWS, Microsoft and Google, SOC deconfliction, and the categories where the safe answer is no.