The safety of any platform depends on a variety of factors such as encryption protocols, data security measures, and user behavior. However, some popular platforms used for online merger deals include secure data rooms provided by established providers. These platforms are designed specifically for secure document sharing and collaboration among deal participants, and often include features such as permission controls, watermarking, and two-factor authentication to ensure the safety of sensitive information. It is always important to conduct thorough due diligence when selecting an online platform for any financial transaction.