Table of Contents DNSCrypt Install Select a resolver Modify resolv.conf Start systemd service Verify the DNS traffic is encrypted DNSCrypt can be used to increase web browsing privacy and thwart DNS traffic sniffing. It enables encryption and authentication on DNS traffic between the local computer and the remote DNS resolver. It helps to mask the domain resolution (sent in clear text) to the DNS server, before the HTTPS connection initiated to the target website.

Digital cameras (including smartphones) and computers (screenshots) embed technical metadata into image files. It serves great purpose to record image profiles but it could exposed some private information i.e., device profiles, GPS coordinates, etc and thus caused privacy issues. Before share images online, strip clean the image EXIF (Exchangeable Image File) metadata. The libimage-exiftool-perl package contains the library and program to read and write meta information in multimedia files. $ sudo apt-get install libimage-exiftool-perl To view the exif metadata: