Israel’s attorney general on Tuesday upheld the use of mobile phone surveillance technology to track and intimidate Palestinian protesters. The technology was used by Israel’s Shin Bet security agency last year to track down Palestinians amid unrest over Israeli incursions on the Al-Aqsa Mosque in Jerusalem. Text messages were sent to Palestinians, warning: “We will hold you accountable”. Those who received the messages included Palestinians who were working or living near the sites of protests. A rights group that challenged the technology’s use warned that Attorney General Avichai Mandelblit…