Looking for an alarm system to make you feel more secure? We've tested all the top professional and DIY home security systems to help you decide which is right to protect your family and property.

Explore how Base I, the first real-time credit card authorization system, revolutionized transactions and paved the way for modern electronic payments.

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Mira Norian / Investopedia A bank identification number (BIN) is the initial set of four to ...

The PC has had its fair share of bus slots. What started with the ISA bus has culminated, so far, in PCI Express slots, M.2 ...