House Republicans say they remain concerned about the cybersecurity controls underpinning the online federal health exchange.
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About 100 servers and computer workstations were breached in the September intrusion.
Water, power, health care and transportation systems have grown more dependent on IoT devices in recent years.
The nationwide data network recommended by the 9/11 Commission will help responders talk to each other.
The defeat marks an abrupt setback for the post-Snowden movement to rein in U.S. spying practices.
"Every day, industry is finding new ways that things can be exploited," VA CIO told Congress.
Chuck McGann was a key player in the Postal Service's response to the recent cyber intrusion.
In 2015, mobile payments will accelerate and constituents will expect federal agencies to support these alternative payment options.
Breached Postal Service is weeks away from activating universal passwords for citizens.
VA information security weaknesses are again in the crosshairs of the House Veterans Affairs Committee.