<html><body><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:12pt"><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; ">Is it common for any Idps to base64 encode an attribute's value?</div><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; "><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color: transparent; font-style: normal; ">Would it be true for any of these system attributes that I get like these?</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color: transparent; font-style: normal; "><br></div><div style="background-color: transparent; "><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">SHIB_AUTHENTICATION_INSTANT</font></div><div style="background-color: transparent;
"><font class="Apple-style-span" face="arial, helvetica, sans-serif">CONTENT_LENGTH</font></div><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">CACHE_CONTROL</font></div><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">SHIB_SESSION_ID</font></div><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">SHIB_IDENTITY_PROVIDER</font></div><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">SHIB_AUTHNCONTEXT_CLASS</font></div><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">SHIB_APPLICATION_ID</font></div><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica,
sans-serif">SHIB_AUTHENTICATION_METHOD</font></div><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">SHIBSPOOFCHECK</font></div><div style="background-color: transparent; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">CONTENT_LENGTH</font></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color: transparent; font-style: normal; "><font class="Apple-style-span" face="arial, helvetica, sans-serif"><br></font></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: arial, helvetica, sans-serif; background-color: transparent; font-style: normal; "><font class="Apple-style-span" face="arial, helvetica, sans-serif">Thanks!</font></div></div></div></body></html>