Security

Table Of Contents
Default Global Policies for Security Protocols and Cipher Suites
Global acceptance and proposal policies enable certain security protocols and cipher suites by default.
Table 41. Default Global Policies
Default Security Protocols Default Cipher Suites
n
TLS 1.2
n
TLS 1.1
n
TLS 1.0
n
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
n
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
n
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
n
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA
n
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384
n
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA
n
TLS_RSA_WITH_AES_128_CBC_SHA
n
TLS_RSA_WITH_AES_256_CBC_SHA
If all connecting clients support TLS 1.1 and/or TLS 1.2, you can remove TLS 1.0 from the acceptance policy.
Configuring Global Acceptance and Proposal Policies
Global acceptance and proposal policies are dened in View LDAP aributes. These policies apply to all
View Connection Server instances and security servers in a replicated group. To change a global policy, you
can edit View LDAP on any View Connection Server instance.
Each policy is a single-valued aribute in the following View LDAP location:
cn=common,ou=global,ou=properties,dc=vdi,dc=vmware,dc=int
Global Acceptance and Proposal Policies Defined in View LDAP
You can edit the View LDAP aributes that dene global acceptance and proposal policies.
Global Acceptance Policies
The following aribute lists security protocols. You must order the list by placing the latest protocol rst:
pae-ServerSSLSecureProtocols = \LIST:TLSv1.2,TLSv1.1,TLSv1
The following aribute lists the cipher suites. This example shows an abbreviated list:
pae-ServerSSLCipherSuites
= \LIST:TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,TLS_RSA_WITH_AES_128_CBC_SHA
The following aribute controls the precedence of cipher suites. Normally, the server's ordering of cipher
suites is unimportant and the client's ordering is used. To use the server's ordering of cipher suites instead,
set the following aribute:
pae-ServerSSLHonorClientOrder = 0
Global Proposal Policies
The following aribute lists security protocols. You must order the list by placing the latest protocol rst:
pae-ClientSSLSecureProtocols = \LIST:TLSv1.2,TLSv1.1,TLSv1
The following aribute lists the cipher suites. This list should be in order of preference. Place the most
preferred cipher suite rst, the second-most preferred suite next, and so on. This example shows an
abbreviated list:
pae-ClientSSLCipherSuites
= \LIST:TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,TLS_RSA_WITH_AES_128_CBC_SHA
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