Yes, Surfshark is entirely secure. Surfshark provides unbreakable AES-256 bit encryption. This is the degree of encryption used to secure sensitive data by armies and governments throughout the globe. Surfshark also adheres to a stringent no-logs policy, meaning that no personally identifiable information is stored. Because they also employ RAM-only servers, any data that may have been saved is wiped away as you disconnect the VPN.