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<p class="MsoNormal">I added the highlighted language after the first sentence in the following paragraph in Messages so that that we’re including a description of the “cut and paste” attack. Please review.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="EN" style="font-size:13.5pt;font-family:"Helvetica","sans-serif";color:#333333">9.10. Token Substitution<o:p></o:p></span></b></p>
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<span lang="EN" style="font-size:12.0pt;font-family:"Verdana","sans-serif";color:black">Token Substitution is a class of attacks in which a malicious user swaps various tokens, including swapping an Authorization Code for a legitimate user with another token
that the attacker has. <span style="background:yellow;mso-highlight:yellow">One means of accomplishing this is for the attacker to copy a token out one session and use it in an HTTP message for a different session, which is easy to do when the token is available
to the browser; this is known as the "cut and paste" attack.</span> <o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"> Thanks,<o:p></o:p></p>
<p class="MsoNormal"> -- Mike<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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