No one can guarantee 100% data validity. But in addition to the native TLS encryption layer, JSON-RPC request/response communications over HTTP and WebSocket are encrypted with TLS. By using a simple configuration flag, this feature allows for self-signed certificates for testing environments or smooth integration with certificate authorities for enterprise deployment.
Yes, you can. We have developed a Velas proxy and have our own BigTable with historical Velas data, which is constantly checked and maintained by the Velas technical team. They monitor the status of our BigTable and are responsible for the consistency and relevance of data.