Banks sharing cyberthreat data is not new. But more information-sharing groups are forming, and technology is improving, to advance the effort.

The federal government recently began to discourage companies from using SMS-based authentication in their two-factor authentication schemes. So do banks need to completely eliminate authentication via text message? Not entirely.

Banks have gotten better at detecting digital banking fraud, but the process of closing and reopening accounts is still a mess — and that is what could send more customers packing.

The transactions look so ordinary that most banks' fraud filters aren't able to detect them. And the perpetrators aren't typical hackers — they are middle-aged churchgoers who believe they are taking back what's rightfully theirs.

The situation turns on whether the CFTC inadvertently pushed Bitfinex to adopt a weaker security system than it had been using. However, the way the bitcoin exchange used the new system was significantly flawed, security experts said.

The cybersecurity climate is already an all-hands-on-deck situation, so one more threat – even one prompted by one of America's loudest voices – may not matter.

Now is the time to correct the mistakes of interchange price controls that harm consumers and community financial institutions to the benefit of merchants.

Banks typically respond to pending regulations with a mixture of fear and dread, but new cybersecurity requirements being developed by the banking agencies may be met with relief.

Directors and senior executives have a duty to inculcate risk culture into banks so that everyone works as a team to contain cyber and other risks, including the human vulnerabilities within.

The Office of the Comptroller of the Currency's recent guidance on internal messaging software could impose significant hardships on banks and runs contrary to prevailing guidance on cybersecurity.