In the second half of 2023, the cybersecurity landscape saw a range of significant developments that have considerably impacted the digital attack surface. Notable among these was the rise in sophisticated cyberattacks targeting large-scale entities and essential infrastructure. The findings in this report represent the collective intelligence of FortiGuard Labs, drawn from a vast array of network sensors collecting threat events each day observed in live production environments around the world from more than 600K+ environments and 10M+ sensors capturing every detail about threats that hit our detection technology.