According to Article 19 of the 1973 Gunea-Bissau Constitution"The state shall recognize the right of citizens to the inviolability of the domicile and the secrecy of commerce."

Article 44 of the 1984 constitution grants the right to protection of personal and private life. Article 48 grants privacy in the home and correspondence (Constitute Project, “Guinea-Bissau 1984 rev. 1996”).

References:

1973 Guines-Bissau Constitution: https://heinonline-org.mutex.gmu.edu/HOL/COWShow?collection=cow&cow_id=182Guinea-Bissau’s

1984 Guinea-Bissau Constitution: https://constituteproject.org/constitution/Guinea_Bissau_1996?lang=en