The Joint Analysis Report was released two weeks ago by the Department of Homeland Security and the Federal Bureau of Investigation. The report contains lists of indicators of compromise – technical signs that the Russians are hacking into a system. But most of these were already familiar, and more interesting information was left out, security experts say. The U.S. needs to focus on offensive capabilities, signals intelligence, and cooperation from other governments, they say. Some of the indicators in the report are of very limited practical use, agreed security experts.”]