![]() ![]() Note: If you want to learn more about users and groups, take a look at our article on how to add a user to a group in Linux. Print all lines matching a pattern in a file: awk ' ' List number of lines/words/characters in each file in a directory with the xargs command: ls | xargs wcĬut a section of a file and print the result to standard output: cut -d Ĭut a section of piped data and print the result to standard output: | cut -d Show the number of words, lines, and bytes in a file using wc: wc Show the last 10 lines of a file with tail command: tail Show the contents of a file: more Īppend file contents to another file: cat > ĭisplay the first 10 lines of a file with head command: head Rename to with the command: mv Ĭreate a symbolic link to a file: ln -s /path/to/ Ĭreate a new file using touch: touch Recursively copy the contents of one file to a second file: cp -r Recursively remove a directory without requiring confirmation: rm -rf Ĭopy the contents of one file to another file: cp Show directory you are currently working in: pwdĬreate a new directory: mkdir List all files ( shows hidden files): ls -a Learn about them in our list of dangerous Linux commands. Note: Some commands are not recommended to use. See files larger than a specified size in a folder: find -size List names that begin with a specified character in a specified location by using the find command: find -name Recursively search for a pattern in a directory: grep -r įind all files and directories related to a particular name: locate Search for a specific pattern in a file with grep: grep Run a disk check on an unmounted disk or partition: fsck Searching Test for unreadable blocks on device/disk: badblocks -s /dev/ Show hardware information from the BIOS: dmidecodeĭisplay disk data information: hdparm -i /dev/diskĬonduct a read-speed test on device/disk: hdparm -tT /dev/ Show PCI devices in a tree-like diagram: lspci -tvĭisplay USB devices in a tree-like diagram: lsusb -tv See information about block devices: lsblk List hardware configuration information: lshw Hardware Informationĭisplay free and used memory with: free -h input.pdf must have anĪlready existing un-signed signature field.The commands found in the downloadable cheat sheet are listed below. ’pkcs11:token=smartcard0 object=Second%20certificate type=cert’ĭefined in IETF RFC 7512 to select the certificate to be Output.pdf with the contents of input.pdf signed by the Signing key (this might be missing if the key isn’tĬreate a signature of type instead The n-th signature field in the document (integer). Field can be specified by field name (string) or Specified signature field present in the document (must be Specified the other search locations described inĬertificate revocation check (local Certificate RevocationĮnable the use of Authority Information Access (AIA)Įxtension to fetch missing certificates to build theĭump all signatures into current directory. SeeĬertutil(1) -d option for details of the prefix. The NSS Certificate database in /etc/pki/nssdb.Ĭontaining the certificate and key database files. The NSS Certificate database in the default Firefox If the −nssdir option is specified, the directory Revoked (unless -no-ocsp has been specified).ĭatabase is searched for in the following locations: To look up the certificate online and check if it has been Uses the Online Certificate Status Protocol (OCSP) (refer to Trusted certificates stored in the Network Security Services The signed ranges with a statement wether the total document Signing, the type of the signature as stated in the PDF and ![]() It alsoĭisplays the identity of each signer (commonName field andįull distinguished name of the signer certificate), the timeĪnd date of the signature, the hash algorithm used for Verifies the digital signatures in a PDF document. Portable Document Format (PDF) digital signatures tool SYNOPSIS Caution: As a special service "Fossies" has tried to format the requested manual source page into HTML format but links to other man pages may be missing or even erroneous.Īlternatively you can here view or download the uninterpreted manual source code.Ī member file download can also be achieved by clicking within a package contents listing on the according byte size field. ![]()
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