{HEAD ~ Security setup S3M security management service} may include, without limitation, {TAIL ~ functions} effecting client adapter identification and authorization, and exchanging security information, such as a security key, to establish secure communications during other modes of operation 
include
{ HEAD ~ Security setup S3 M security management service } may include , without limitation , { TAIL ~ functions } effecting client adapter identification and authorization , and exchanging security information , such as a security key , to establish secure communications during other modes of operation
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