In one set of embodiments, a method is provided for implementing a security risk assessment for {HEAD ~ a merchant entity} having {TAIL ~ connectivity} to a shared network, which may, for example, comprise an Internet merchant or an Internet merchant gateway 
having
In one set of embodiments , a method is provided for implementing a security risk assessment for { HEAD ~ a merchant entity } having { TAIL ~ connectivity } to a shared network , which may , for example , comprise an Internet merchant or an Internet merchant gateway
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