Google "mainframe security breach" and your browser will return some 168,000 entries. The same search for "Linux security breach" and "Windows security breach" yields 1.1 million and 3.05 million entries respectively.
Now consider this: Seventy percent of the business and transactional systems around the world run on COBOL and 90 percent of global financial transactions are processed in COBOL.ii A large percentage of these transactions go through COBOL in an IBM mainframe.
Download this whitepaper to learn why the mainframe is perhaps the most critical asset in your data center because the stakes are higher in a breach - credit card and identity data, health records, government records, etc. - even if mainframe breaches aren't talked about when they happen.