No justification can redeem acts such as the Garissa massacre. Such clarity is a boon when it can be hard to sort freedom fighters from terrorists.
Some welcome the security move but Somalia's president says a barrier can't stop an ideology.
Kenya has frozen the bank accounts of 85 individuals and entities suspected to be financing terrorism in the country, including money transfer firms.
As students hold vigils for those who died at Garissa, the attack brings to light the failings of the Kenyan government in dealing with terrorism.
Violence has broken out again in Kenya's northeast, with eight people shot and wounded, a day after security forces cracked down on rioters.
Nearly 12 000 Somali refugees will be transferred this week to a camp in northwestern Kenya to await resettlement in the United States, UN officials said Sunday.
A woman who claimed spiritual powers and briefly led a northern Uganda insurgency has died in a Kenyan refugee camp, a government official said. Alice Lakwena, who was in her 40s, died on January 10 after being sick for about a week with an unknown illness at the Ifo refugee camp in the eastern Garrisa district.
Two Kenyan police officers believed to have been kidnapped by Islamist fighters have been found murdered on the border with Somalia, police said on Thursday. "At 7.30am [local time] this morning, the two officers were found murdered on a hill about 500m inside Kenya," Kenya police spokesperson Eric Kiraithe said.