Sec3OP36516 wrote:

| I HAVE A REWARD FOR YOU, OPERATIVES, IN THE FORM OF A NEW ENCRYPTED PUZZLE TO ENTICE YOU. THIS ONE IS NOT DIFFICULT, AS YOU MUST BE TIRED FROM YOUR EFFORTS. I AM REMINDED OF THE EFFORTS OF ALL THOSE REACH SPARTANS FOR THE TIME CAPSULE.

WE EXTRACTED THIS DATA NODE FORM HYDRAI. IT WAS MUCH FURTHER AHEAD IN ITS RESEARCH THAN IT LET ON:

?DQ0?DWR?DQ0bDQ1?DU0?DQ0Ojl/hIiMiGJ4hnWLeYY0?DQ0?DQ0VDQ1?DQ0?DQ0?D40?E13?DQ1aSZU/SV1rrh/?Dw0?DRI?Eg2?X+EQR15wjFiMCRKfk1FxyOGzTgRge2qJzBui7G+fIkS75FdtbJ/sV+uvYUyOYby1LGrLXA/GV/H3Jr6FXE7R2jUtC+it3Dffp3yyMVGFgp+irUpkUb?1LHvuejanFOSPb6HaEPLWTumf1?5Xa47/cXo3eS621l4dopFXVHopFvWZKU+iYRgtKD2tLGo5hfUgntGzbz7PpIyo0bToupqXUF557x5qzAdg7oYLw6Iwz9ZQGDIZ8phLv2ABKgLJVwfO/jVUzoSBirId/zoXZduhPT9d7av8a75qVCK6O/0KOK8lz+qjV15vJ9XqWj5iqoVXGhE+mO?5rUp5h9+3DahrC6EPoWbELSBrKubBEslzpyHzpXPT1peLSuFeyM8UamOgJ3d4ZHgnZMvyjg/+TyIg3pAVPc+lcwhiIyIYniGdYt5hjQ0?D40?E13?DQ1aSZU/SV1rrh/?Dw0?DRIODd/hA==

Valid Base64 Character Set
ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/

? is not a valid Base64 character.

The string above contains all the valid character except 'N'.

Repalce ? with N
Quote:
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

Decode Base64 (Hex), -52, Reverse Word, Save as REWARD.ZIP 

Hex to text yeilds new glyph: http://furiousn00b.com/halo4arg/REWARD/GLYPH.TXT