While it may be true that nothing is perfectly safe in this world, online trading is certainly as good as offline trading at providing security for your financial transactions. If you are making securities transactions over the Internet, make sure your brokerage is using high-end encryptionExactly because not all online investment is truly an investment. Ponzi is online isn't it? Is ponzi safe? Never. Any investment that doesn't involve trading something, ie, buying and selling of products just make a run of your life.