How to convert EST time into UTC and add it as a field

Elastic Stack Elasticsearch
1

All,

I am getting field called date with EST time, but i need to convert this date time into UTC and add it as a @timestamp through ingest pipelines. Please help me what is the correct way to do it.

Thanks

2

In Elasticsearch, or Logstash?

3

I am looking at elastic ingestion pipeline

4

The docs have https://www.elastic.co/guide/en/elasticsearch/reference/current/date-processor.html