"The enemy is waiting for an opportunity, for a flaw, through which they can enter".
A White House official, who asked for anonymity, said Wednesday the administration would look for "actionable information" to try to begin imposing sanctions on those responsible for any crackdown.
"They are legitimate avenues for communication", Goldstein said.
The ministry expressed worry about "reports that the demonstrations started in Iran on December 28 have spread, people have been killed during the incidents, and public buildings have been damaged". At least 21 people have died, and hundreds have been arrested.
Germany has called on the government of Iran to let people exercise their right to peaceful protest.
Authorities have restricted the apps Instagram and Telegram but users are accessing them with VPNs.
Iran's government on Saturday warned its citizens against holding "illegal" public gatherings, following rare anti-government protests that spread to a number of cities.
But quickly the protesters moved on to politics, criticising leading figures in the Islamic Republic. The seventh protester was killed in nearby Khomaini Shahr.
State TV said: "Some armed protesters tried to take over some police stations and military bases but faced serious resistance from security forces". Three other officers were wounded.
"You will see great support from the United States at the appropriate time!" he tweeted, without offering any specifics.
The unrest appears leaderless and focused on provincial towns and cities, with only small and sporadic protests in Tehran on Monday evening where a heavy police presence was reported.
The regime minimized the scale of the protests, with the state-affiliated Fars news agency reporting that 300 protesters had gathered in the western city of Kermanshah.
He criticized the Iranian regime's response to the protests and also chided European governments for watching "in silence" as the protests turn violent. Twelve people were killed over the weekend.
IRANIAN AMBASSADOR TO THE UNITED NATIONS GHOLAMALI KHOSHROO, in a letter to the U.N. secretary-general: "Against the backdrop of continuous attempts by previous USA administrations to disrupt the course of normal political, social and cultural life in Iran in the past decades, starting with the coup against Iran's democratically elected prime minister in 1953, the current US administration has crossed every limit in flouting rules and principles of worldwide law governing the civilized conduct of global relations".
German Foreign Minister Sigmar Gabriel said in a statement Monday that he was "very concerned" about reports of 12 deaths and numerous arrests. Uttering those words in public is enough to earn you a charge of enmity toward god and a death sentence. Iranian govt should respect their people's rights, including right to express themselves.
He said the people "have little food, big inflation and no human rights", and that the U.S. "is watching".
In response, Iranian Foreign Minister Mohammad Javad Zarif tweeted that Iranians already enjoy the right to peaceful protest and asserted that the same freedom to demonstrate is denied to citizens of some US allies in the Middle East. Undersecretary of State Steve Goldstein, in charge of public diplomacy, said the USA wants Iran's government to "open these sites" including the photo-sharing platform Instagram and the messaging app Telegram.
Critics rightly point to the Trump administration's misguided ban on visitors from mostly Muslim countries, including Iran, Trump's rants against the internationally binding nuclear deal with Iran, his near-total embrace of Saudi Arabia's regional policies (largely aimed at thwarting its rival Iran), the complicit silence on the human tragedy that is Yemen, and, finally, the president's unusual decision to call the Persian Gulf the "Arabian Gulf".