Israel has not ratified the first and second Additional Protocols to the Geneva Conventions, which were adopted in 1977.

Israel is considered a "persistent objector" to some provisions of the First Additional Protocol

https://en.idi.org.il/publications/8685

there are three Additional Protocols to the Geneva Conventions:

Additional Protocol I (1977):
    Relates to the Protection of Victims of International Armed Conflicts
    Contains 102 articles
    Expands protection for civilians, military and civilian medical workers in international armed conflicts
    Prohibits weapons causing "superfluous injury or unnecessary suffering"
    Provides special protections for women, children, journalists, and medical personnel
Additional Protocol II (1977):
    Relates to the Protection of Victims of Non-International Armed Conflicts
    Contains 28 articles
    Applies to internal conflicts and civil wars
    Prohibits attacks on civilians and "objects indispensable to civilian survival"
    Strengthens protections for wounded, sick, and shipwrecked individuals