Hand-held radios used by armed group Hezbollah detonated on Wednesday across Lebanon's south in the country's deadliest day since cross-border fighting erupted between the group and Israel nearly a year ago, stoking tensions after similar explosions of the militants' pagers the day before.

Both Turkish and Lebanese officials are implementing or considering new security measures for communication devices following a multi-stage attack targeting Hezbollah members in Lebanon.

Turkey is reassessing the security of its armed forces’ communication devices after deadly explosions in Lebanon. Hand-held radios used by Hezbollah detonated, causing disarray in the group. Concerns have grown for regional cyber-security,