Below is an unencrypted PayPal code that is used to sell digital products

< form action="https://www.paypal.com/cgi- bin/webscr"method="post">
< input type="hidden" name="cmd" value="_xclick">
< input type="hidden" name="business" value="youremail@yourdomain.com">
< input type="hidden" name="item_name" value="your product name">
< input type="hidden" name="item_number" value="001">
< input type="hidden" name="amount" value ="29.95">
< input type="hidden" name="no_shipping" value="1">
< input type="hidden" name="return" value="http://www.yourdomain.com/ download.html">
< input type="hidden" name="cancel_return" value="http://www.yourdomain.com">

Note: The information and/or technique provided is simply an example to illustrate how easy it is for anyone to access your products without paying for them. I am not responsible if you use or someone else uses the information with criminal intent.

Below is part of the same code (it is too long to post all of it) but encrypted with PayLock Generator

6ED74a65~78a74B6D65c6E.75c3DF22
~72.65c74a75c72D6EB20~66B61D
6Ca73~65B3B.22-20D6F~6E~64a72a6
1a67e73a74e61a72.74F3D.22.72
e65B74F75e72-6EF20-66B61F6CB7
3a65.22D3B~3Ee3Ce66-6FF72c6Da
20.61-63.74.69a6Fa6E-3D.22e68~74
F74B70a73F3AB2F~2Fa77B77e7
72Ea70a61B79a70e61D6CB2Ea63F6
F.6D.2Fa63a67a69a2D.62~69c6E
F2FD77.65D62c73~63~72a22a20a6
Da65a74F68B6Fe64B3Dc22~70c6F
c73F74F223Ec20D3CB69.6E.70e75.7
4D20e74e79~70F65a3DD22D68a69
a64e64F65a6E-22~20F6E-61B6
D.65.3DD22F63a6DB64-22c20a76-
61c6Ca75a65~3De22F5Fa78F63a
6Cc69-63e6Bc22D3E-3Cc69c6ED7
0a75~74.20a74-79D70a65~3DD22B
68~69e64a64F65-6Ee22c20D6EB61a
6DF65-3DF22F62e75a73.69a6EB65~
73.73D2220a76a61a6Ca75c65c3Dc22
a79D6Fe75D72F65~6De61B69c6Ce40
~79F6FB75F72e64~6Fc6Dc61F69.6E
D2EB63F6F~6D.22-3Ea3C.69B6EB70
.75D74-20a74a79B70~65c3D~22.68-69
B64c64~65a6EB22a20e6ED61a6Da
65.3Dc22c69e74B65a6DB5Fa6E.61c6D.

Just by taking a quick glance at the unencrypted code and you can see right off that bat what the download link is. With the encrypted code it is impossible to see the download link. They both act exactly the same, but the encrypted version makes it so someone can't use the view source button and view your code. Though this software may not be 100% full proof, it will definitely stop the most common way digital products are stolen from PayPal buttons that sell digital products

Below is a Screen Shot of the Software