The Risk of Collaboration Apps Thanks to the growing availability of vaccines and the efficiency of the immunization roll out in multiple countries, the world is starting to see a light at the end of the COVID-19 tunnel. However, cyber-criminals continue to capitalize on the pandemic, constantly modifying their tactics to adapt to the new distributed workplace. At the beginning of the COVID-19 crisis, it was clear that the rapid adoption of cloud and collaboration platforms gave new opportunities to malicious actors. Cyber-criminals immediately started to exploit cloud storage to distribute malware and phishing pages, and collaboration platforms for themed phishing campaigns.