One security force member was killed and three more were wounded in a roadside bomb blast in Paghman district in Kabul on Sunday morning, police said in a statement.
The blast happened at around 8:40 am local time when an army vehicle was targeted by a roadside bomb blast in the Qaragha area of Paghman district, police said.
Police did not provide further details about the incident.
No group has claimed responsibility for the blast.
Data collected by TOLOnews shows that at least 307 Afghans were killed, and 350 others were wounded in a series of explosions and targeted attacks in March.
Based on the TOLOnews findings, there has been a 20 percent increase in the number of explosions and targeted attacks in the country in March compared to February.
In February, the casualties were around 264 deaths and 278 injuries.