Hackers have disrupted the websites of Israel's stock exchange and national air carrier in a deepening cyber war allegedly launched this month by Saudi cyber attackers.

A person familiar with the situation at El Al Israel Airlines says the carrier took down its website Monday after the alleged Saudi hacker network behind previous attacks warned that both sites would be targeted.The person spoke on condition of anonymity to reveal confidential information.

Israel and the United States opted to delay a major joint military exercise because of regional tensions and instability, Israeli Foreign Minister Avigdor Lieberman said on Monday.

"The entire world understands that we had to postpone this exercise because of political and regional uncertainties, as well as the tensions and instability prevailing in the region," Lieberman told public radio.

United Nations Secretary General Ban Ki-moon on Sunday issued a call to Syria's Bashar Assad to stop killing his people, warning the embattled president he was heading for a dead end.

Ban said in a keynote address at a conference on Arab world democracy in Beirut: "Today, I say again to Assad of Syria: Stop the violence. Stop killing your people. The path of repression is a dead end,"

Prime Minister Najib Miqati stated on Sunday that the United Nations will be the primary sanctuary for people seeking peace, security, freedom, and democracy.

He said during a conference on “Reform and Transition to Democracy” at the Phoenicia Hotel: “We hope the United Nations will be more just in issuing resolutions and implementing them.

Former Prime Minister Fouad Saniora suggested to visiting United Nations chief Ban Ki-moon that the international organization demarcate Lebanon’s maritime border, reported the daily An Nahar on Sunday.

He proposed during their meeting on Saturday that the U.N. also determine Lebanon’s Exclusive Economic Zone, which would enable the country to exercise its rights to exploit the natural resources in the area.

Prime Minister Najib Miqati stated on Saturday that the United Nations and international community’s support for Lebanon represent a central step in establishing peace and stability in the country.

He during a dinner thrown in visiting U.N. chief Ban Ki-moon’s honor: “We need the international community’s support in forcing Israel to halt its violations of Lebanon’s sovereignty and implement international resolutions.”

Palestinian and Israeli delegates met on Saturday in Jordan for a third "exploratory" meeting on the possibility of a resumption of peace talks, a Jordanian official said.

"The third meeting between the Palestinian delegate Saeb Erakat and Israel's Yitzhak Molcho began on Saturday just after 8:00 pm (1800 GMT) in the presence of Jordan's Foreign Minister Nasser Judeh," the official told Agence France Presse.

Iran is looking at "punishing" those behind the assassination of one of its nuclear scientists, a senior military official said on Saturday, pointing the finger at the United States, Israel and Britain.

"We consider committing a terrorist act of killing a scientist to be a threat to the nation... We are looking at punishing those who were behind the scenes of the martyrdom (assassination) of Mostafa Ahmedi Roshan," the deputy chief of Iran's joint armed forces, Masoud Jazayeri, was quoted as saying by several media.

An alleged terrorist plot aimed at Bangkok that sparked urgent warnings of danger from the United States and Israel has been thwarted, Thai police said Saturday.

National Police Chief Gen. Priewpan Damapong said the alleged bombing scheme was called off by the alleged plotters — two Lebanese men said to be linked to Hizbullah. One man was in custody for questioning, and the other was at large.

Agents with Israel's Mossad agency posed as American CIA agents in operations to recruit members of the Pakistani militant group Jundallah to attack Iranian targets, a report in Foreign Policy magazine said Friday.

Using American dollars and U.S. passports, the agents passed themselves off as members of the Central Intelligence Agency in the operations, notably in London, according to memos from 2007 and 2008, said the report.