# How to read binary files using logstash
**URL:** https://discuss.elastic.co/t/how-to-read-binary-files-using-logstash/78667
**Category:** Logstash
**Created:** [March 15, 2017, 9:30am UTC](https://discuss.elastic.co/t/how-to-read-binary-files-using-logstash/78667 "2017-03-15T09:30:18Z")
**Posts on this page:** 5
**Page:** 1
### Author:  [@sunilmchaudhari](https://discuss.elastic.co/u/sunilmchaudhari)
#### Post date: [March 15, 2017, 9:30am UTC](https://discuss.elastic.co/t/how-to-read-binary-files-using-logstash/78667/1 "2017-03-15T09:30:18Z")
Hi,
Is there any way to read binary files and parse it to text using ELK stack?
br,
Sunil
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### Author:  [@magnusbaeck](https://discuss.elastic.co/u/magnusbaeck)
#### Post date: [March 15, 2017, 9:40am UTC](https://discuss.elastic.co/t/how-to-read-binary-files-using-logstash/78667/2 "2017-03-15T09:40:26Z")
You'd have to write a custom input plugin (or possibly codec plugin).
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### Author:  [@sunilmchaudhari](https://discuss.elastic.co/u/sunilmchaudhari)
#### Post date: [March 15, 2017, 11:07am UTC](https://discuss.elastic.co/t/how-to-read-binary-files-using-logstash/78667/3 "2017-03-15T11:07:45Z")
Hi,
thanks,
any guide or document to write plugin?
br,
Sunil
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### Author:  [@magnusbaeck](https://discuss.elastic.co/u/magnusbaeck)
#### Post date: [March 15, 2017, 11:08am UTC](https://discuss.elastic.co/t/how-to-read-binary-files-using-logstash/78667/4 "2017-03-15T11:08:05Z")
The Logstash documentation contains a section about how to write plugins.
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [April 12, 2017, 11:08am UTC](https://discuss.elastic.co/t/how-to-read-binary-files-using-logstash/78667/5 "2017-04-12T11:08:27Z")
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