A recent report by a British computer security firm has placed the United States at the top of its list of 12 spam-relaying countries. While Canada didn't make it on Sophos Plc.'s Dirty Dozen catalogue, one e-commerce expert says the country is far from being squeaky clean.
Real-time blackhole lists (RBLs) have long been a mainstay in spam-blocking strategies. Although a combination of spam-blocking techniques is most effective, RBLs can heighten overall accuracy rates. However, due to the occasionally arbitrary nature of RBLs, they continue to be a subject of frustration for senders and recipients. In this Delta, we answer the most commonly asked questions about RBLs.