law: Information Technology Act, 2000
  16. Security procedure.- 
  The Central Government shall, for the purpose
  
  of this Act, prescribe the security procedure having regard to commercial
  
  circumstances prevailing at the time when the procedure was used, including- 
  (a) the nature of the transaction;
  (b) the level of sophistication of the parties
  
  with reference to their technological capacity;
  (c) the volume of similar transactions engaged
  
  in by other parties;
  (d) the availability of alternatives offered
  
  to but rejected by any party;