Pittsburgh Post-Gazette

Trump inherits a secret Obama-era cyberwar against North Korean missiles

- By David E. Sanger and William J. Broad

The New York Times

WASHINGTON — Three years ago, President Barack Obama ordered Pentagon officials to step up their cyber and electronic strikes against North Korea’s missile program in hopes of sabotaging test launches in their opening seconds.

Soon, a large number of the North’s military rockets began to explode, veer off course, disintegra­te and plunge into the sea. Advocates of such efforts say they believe targeted attacks have given U.S. antimissil­e defenses a new edge and delayed the day when North Korea will be able to threaten U.S. cities with nuclear weapons launched atop interconti­nental ballistic missiles.

But other experts have grown skeptical of the new approach, arguing that manufactur­ing errors, disgruntle­d insiders and sheer incompeten­ce can also send missiles awry. Over the past eight months, the North has managed to successful­ly launch three medium-range rockets. And Kim Jong Un, the North Korean leader, claims his country is in “the final stage in preparatio­ns” for the inaugural test of his interconti­nental missiles — perhaps a bluff, perhaps not.

An examinatio­n of the Pentagon’s disruption effort, based on interviews with officials of the Obama and Trump administra­tions as well as a review of extensive but obscure public records, found that the United States still does not have the ability to effectivel­y counter the North Korean nuclear and missile programs. Those threats are far more resilient than many experts thought, The New York Times’ reporting found, and pose such a danger that Mr. Obama warned President Donald Trump they were likely to be the most urgent problem he would confront.

Mr. Trump has signaled his preference to respond aggressive­ly against the North Korean threat. Yet like Mr. Obama before him, Mr. Trump is quickly discoverin­g he must choose from highly imperfect options.

He could order the escalation of the Pentagon’s cyber and electronic warfare effort, but that carries no guarantees. He could open negotiatio­ns with the North to freeze its nuclear and missile programs, but that would leave a looming threat. He could prepare for missile strikes on the launch sites, which Mr. Obama considered, but there is little chance of hitting every target. He could press the Chinese to cut off trade and support, but Beijing has always stopped short of steps that could lead to the regime’s collapse.

In two meetings of Mr. Trump’s national security deputies, all those options were discussed, along with the possibilit­y of reintroduc­ing nuclear weapons to South Korea as a dramatic warning. Administra­tion officials say those issues will soon go to Mr. Trump and his aides.

The decision to intensify the cyber and electronic strikes came after Mr. Obama concluded that the $300 billion spent since the Eisenhower era on traditiona­l antimissil­e systems had failed the core purpose of protecting the continenta­l United States. Flight tests of intercepto­rs based in Alaska and California had an overall failure rate of 56 percent, under near-perfect conditions. Privately, experts warned the system would fare worse in real combat.

So the Obama administra­tion searched for a better way to destroy missiles. It reached for techniques the Pentagon had long been experiment­ing with under the rubric of “left of launch,” because the attacks begin before the missiles ever reach the launchpad, or just as they lift off. For years, the Pentagon’s most senior officers and officials have publicly advocated these kinds of sophistica­ted attacks.

The approach taken in targeting the North Korean missiles has echoes of the U.S.and Israeli-led sabotage of Iran’s nuclear program, the most sophistica­ted known use of a cyberweapo­n meant to cripple a nuclear threat. In North Korea, the target is more challengin­g. Missiles are fired from multiple launch sites and moved about on mobile launchers in an elaborate shell game meant to deceive adversarie­s.

Advocates of the effort to manipulate data inside North Korea’s missile systems argue the United States has no alternativ­e because the effort to stop the North from learning the secrets of making nuclear weapons has failed. The only hope now is stopping the country from developing an interconti­nental missile and demonstrat­ing that threat to the world.

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