During a client engagement, a penetration tester runs the following Nmap command and obtains the following output:
nmap -sV -- script ssl-enum-ciphers -p 443 remotehost
| TLS_ECDHE_ECDSA_WITH_RC4_128_SHA
| TLS_ECDHE_RSA_WITH_RC4_128_SHA
| TLS_RSA_WITH_RC4_128_SHA (rsa 2048)
TLS_RSA_WITH_RC4_128_MD5 (rsa 2048)
Which of the following should the penetration tester include in the report?

Question

During a client engagement, a penetration tester runs the following Nmap command and obtains the following output:

nmap -sV -- script ssl-enum-ciphers -p 443 remotehost

| TLS_ECDHE_ECDSA_WITH_RC4_128_SHA

| TLS_ECDHE_RSA_WITH_RC4_128_SHA

| TLS_RSA_WITH_RC4_128_SHA (rsa 2048)

TLS_RSA_WITH_RC4_128_MD5 (rsa 2048)

Which of the following should the penetration tester include in the report?

Roberto Recine · Accepted Answer

Old, insecure ciphers are in use.

Roberto Recine · Answer

The 3DES algorithm should be deprecated.

Roberto Recine · Answer

2,048-bit symmetric keys are incompatible with MD5.

Roberto Recine · Answer

This server should be upgraded to TLS 1.2.

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