W: Грешка от GPG:
http://deb.debian.org/debian stretch-updates InRelease: Следните подписи не можаха да бъдат проверени, защото публичния ключ не е наличен: NO_PUBKEY 8B48AD6246925553 NO_PUBKEY 7638D0442B90D010
W: The repository '
http://deb.debian.org/debian stretch-updates InRelease' is not signed.
W: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
W: See apt-secure(

manpage for repository creation and user configuration details.
W: Грешка от GPG:
http://ftp.debian.org/debian stretch-backports InRelease: Следните подписи не можаха да бъдат проверени, защото публичния ключ не е наличен: NO_PUBKEY 8B48AD6246925553 NO_PUBKEY 7638D0442B90D010
W: The repository '
http://ftp.debian.org/debian stretch-backports InRelease' is not signed.
W: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
W: See apt-secure(

manpage for repository creation and user configuration details.
W: Грешка от GPG:
http://deb.debian.org/debian-security stretch/updates InRelease: Следните подписи не можаха да бъдат проверени, защото публичния ключ не е наличен: NO_PUBKEY 9D6D8F6BC857C906 NO_PUBKEY 8B48AD6246925553
W: The repository '
http://deb.debian.org/debian-security stretch/updates InRelease' is not signed.
W: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
W: See apt-secure(

manpage for repository creation and user configuration details.
W: Грешка от GPG:
http://deb.debian.org/debian stretch Release: Следните подписи не можаха да бъдат проверени, защото публичния ключ не е наличен: NO_PUBKEY 8B48AD6246925553 NO_PUBKEY 7638D0442B90D010 NO_PUBKEY EF0F382A1A7B6500
W: The repository '
http://deb.debian.org/debian stretch Release' is not signed.