Security Agreement (in Declaration of Trust excerpt)? Does that mean the “Old-Style” SPC process Security Agreement or what is that?

Security Agreement (in Declaration of Trust excerpt)? Does that mean the "Old-Style" SPC process Security Agreement or what is that? Excerpt: l) Any Affidavits for Public Notice, Declarations, and Honorable Clarifications, not limited to any Corporeal and/or Incorporeal Hereditaments concerning any conveyance included in the Security Agreement, and/or Authenticated foreign document(s) is under the Hague Convention, 5 October, 1961.