# Logstash input TCP with TLS and handshake

**URL:** <https://discuss.elastic.co/t/logstash-input-tcp-with-tls-and-handshake/70126>\
**Category:** Logstash\
**Created:** [December 28, 2016, 9:57am UTC](https://discuss.elastic.co/t/logstash-input-tcp-with-tls-and-handshake/70126 "2016-12-28T09:57:08Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![alesnav](https://avatars.discourse-cdn.com/v4/letter/a/f9ae1b/32.png) [@alesnav](https://discuss.elastic.co/u/alesnav)\
**Post date:** [December 28, 2016, 9:57am UTC](https://discuss.elastic.co/t/logstash-input-tcp-with-tls-and-handshake/70126/2 "2016-12-28T09:57:32Z")

</div>

gnutls test: [http://pastebin.com/raw/kWNRTSr6](http://pastebin.com/raw/kWNRTSr6)

OpenSSL test:

```
[root@siemlr01 ~]# openssl s_client -connect XX:1443 -tls1_2
CONNECTED(00000003)
depth=1 C = XX, ST = XX, O = XX, CN = XXCA, emailAddress = XX@XX
verify return:1
depth=0 C = XX, ST = XX, L = XX, O = XX, CN = XX, emailAddress = XX@XX
verify return:1
140365432276896:error:1409E0E5:SSL routines:SSL3_WRITE_BYTES:ssl handshake failure:s3_pkt.c:598:
---
Certificate chain
 0 s:/C=XX/ST=XX/L=XX/O=XX/CN=XX/emailAddress=XX@XX
   i:/C=XX/ST=XX/O=XX/CN=XXCA/emailAddress=XX@XX
 1 s:/C=XX/ST=XX/O=XX/CN=XXCA/emailAddress=XX@XX
   i:/C=XX/ST=XX/O=XX/CN=XXCA/emailAddress=XX@XX
---
Server certificate
-----BEGIN CERTIFICATE-----
[...]
-----END CERTIFICATE-----
subject=/C=XXS/ST=XX/L=XX/O=XX/CNXX/emailAddress=XX@XX
issuer=/C=XX/ST=XX/O=XX/CN=XXCA/emailAddress=XX@XX
---
No client certificate CA names sent
Server Temp Key: ECDH, secp521r1, 521 bits
---
SSL handshake has read 2444 bytes and written 230 bytes
---
New, TLSv1/SSLv3, Cipher is ECDHE-RSA-AES256-SHA
Server public key is 2048 bit
Secure Renegotiation IS supported
Compression: NONE
Expansion: NONE
SSL-Session:
    Protocol : TLSv1.2
    Cipher : ECDHE-RSA-AES256-SHA
    Session-ID: [...]
    Session-ID-ctx:
    Master-Key: [...]
    Key-Arg : None
    Krb5 Principal: None
    PSK identity: None
    PSK identity hint: None
    Start Time: 1482917415
    Timeout : 7200 (sec)
    Verify return code: 0 (ok)
---
[root@siemlr01 ~]#
```

---

_[View the full topic](https://discuss.elastic.co/t/logstash-input-tcp-with-tls-and-handshake/70126)._