Pakistan said Wednesday it could not attend the Bonn conference unless its security was ensured, appearing to soften slightly after Washington led calls on Islamabad to reconsider a boycott. But on Wednesday, Prime Minister Yousuf Raza Gilani appeared to hold out the possibility of conditions, briefing reporters on a call made by Afghan President Hamid Karzai asking him to reconsider. “I replied that the territory of Afghanistan was being used against Pakistan and he said it was done by NATO and I told him to talk to the US about it. “I told him that we have to protect our country and work for its security and defense.