The federal information technology budget for 2013 would invest in cybersecurity while remaining relatively flat overall, under the president’s plan. Overall IT funding for civilian agencies and the Defense Department would decrease 1 percent from $79.8 billion this year to $78.9 billion in 2013. Here are the winners and losers in the proposed budget: Biggest increases (Agency, proposed funding for fiscal 2013) *U.S. Agency for International Development, $112.4 million, 25% increase *Treasury Department, $3.6 billion, 11% increase *Education Department, $578 million, 11% increase *Small Business Administration, $112 million increase, 10% increase Biggest cuts *Housing and Urban Development Department, $392 million, 20%…