Congress should block proposed changes to rules governing U.S. law enforcement investigations that could give law enforcement agencies new authority to hack thousands of computers, several tech and advocacy groups said.25 best cities for jobsTech positions are among the in-demand jobs in most of the 25 citiesREAD NOWCongress should stop the proposed changes, approved by the Supreme Court in April, that would allow judges to issue warrants for hacking and surveillance in cases where investigators don’t know the target computer’s location, a coalition of 50 tech trade groups, digital rights groups, and tech companies said in a letter sent Tuesday to congressional leaders.The proposed rule, which would allow judges to issue warrants outside their jurisdictions, “would threaten the civil liberties of everyday Internet users,” the coalition said in its letter. The new rule “would invite law enforcement to seek warrants authorizing them to hack thousands of computers at once.”[ Don’t miss a thing! Sign up for CIO.com newsletters ]In addition, the rule change could hurt network security efforts, the groups said. “Increased government hacking will likely have unintended consequences that cause serious damage to computer security and negatively impact innocent users,” their letter said.ADVERTISINGThe Supreme Court approved changes to Rule 41 of the Federal Rule of Criminal Procedure, which, in most cases, now prohibits federal judges from issuing a search warrant outside their jurisdictions. The changes go into effect on Dec. 1 unless Congress moves to reverse them.