Nmap

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Installation

$ dnf install nmap

Running nmap

$ nmap --script ssl-enum-ciphers -p 8443 $HOSTNAME

Starting Nmap 7.60 ( https://nmap.org ) at 2018-08-04 05:23 CEST
Nmap scan report for server.example.com (192.168.1.1)
Host is up (0.00027s latency).
Other addresses for server.example.com (not scanned): 1111:2222:3333:4444:5555:6666:7777:8888

PORT     STATE SERVICE
8443/tcp open  https-alt
| ssl-enum-ciphers: 
|   TLSv1.2: 
|     ciphers: 
|       TLS_DHE_RSA_WITH_AES_128_CBC_SHA (dh 1024) - A
|       TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 (dh 1024) - A
|       TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 (dh 1024) - A
|       TLS_DHE_RSA_WITH_AES_256_CBC_SHA (dh 1024) - A
|       TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 (dh 1024) - A
|       TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 (dh 1024) - A
|       TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (secp256r1) - A
|     compressors: 
|       NULL
|     cipher preference: client
|     warnings: 
|       Key exchange (dh 1024) of lower strength than certificate key
|_  least strength: A

Nmap done: 1 IP address (1 host up) scanned in 1.31 seconds

References