This problem occurs with more obsolete browsers, in particular with the old versions of Internet Explorer; it is caused by the fact that the browser does not support communications with a very high security level, such as that required for proceeding with a payment on www.veniceconnected.com.
The safety level is measured in bits: the higher the bit number, the higher security is. //venice>connected requires at least 128 bits to be supported, while the older versions of Internet Explorer in general support a maximum of 40 bits.
You can check your Internet Explorer by following these simple steps: