You need to buy it from a certificate authority, like Thawte or Verisign (or one of the myriad resellers) and they will all be happy to sell you one at prices that range from around $80 to around $500/yr.
How much does an app certificate cost?
You need to buy it from a certificate authority, like Thawte or Verisign (or one of the myriad resellers) and they will all be happy to sell you one at prices that range from around $80 to around $500/yr.