Learn to look properly.
https://market.android.com/details?id=com.cisco.anyconnect.vpn.android.samsung&feature=search_result#?t=W251bGwsMSwxLDEsImNvbS5jaXNjby5hbnljb25uZWN0LnZwbi5hbmRyb2lkLnNhbXN1bmciXQ..
Safe to go ahead, yes. But you'd be best to use Internet Explorer. All other browsers produce markup errors. It's using the OLD ANZ card portal. Awful really.
You'd actually be better off going and getting a debit Visa/MasterCard from your bank IMO.