From 4b2d1a4571f44f8287888985aa8669b0151e7541 Mon Sep 17 00:00:00 2001 From: Miguel Date: Tue, 19 Feb 2019 16:42:05 +0100 Subject: v0.1 --- .../index.md | 89 ---------------------- 1 file changed, 89 deletions(-) delete mode 100644 080_blog/00070_Password-Management-on-the-Command-Line/index.md (limited to '080_blog/00070_Password-Management-on-the-Command-Line/index.md') diff --git a/080_blog/00070_Password-Management-on-the-Command-Line/index.md b/080_blog/00070_Password-Management-on-the-Command-Line/index.md deleted file mode 100644 index 1b45b02..0000000 --- a/080_blog/00070_Password-Management-on-the-Command-Line/index.md +++ /dev/null @@ -1,89 +0,0 @@ -# Passoword Managemet from the Command Line - - February 8, 2018 - -Today we will look at some simple, portable yet effective ways to manage -your passwords from the command line. You will need nothing more than -**apg** and one of **gnugpg** or **openssl** along with your favorite -text editor. - -~~~~~~~~~~ {.bash} -apt install apg gnupg openssl -~~~~~~~~~~ - -## Generate your Password - -Before you can manage your passwords, you will obviously first have to -generate them. Since your brain might be a very poor random number -generator you can use `/dev/random` here. - -A few examples for generating random passwords with **apg** follow: - -~~~~~~~~~~ {.bash} -# generate a few random passwords with default settings using /dev/random -apg -c /dev/random - -# set password length to 20-30 characters and generate 10 passwords -apg -m20 -x30 -n10 -c /dev/random - -Example output: - gootCoHuecJarItOojBouFrag - OignisholWulfisOdPearshed - fekfedsornUgbacyoimyab - ... - -# Other useful flags: -#- a0 pronouncable -# -a1 random - -# If you use -a1 you can specify the symbolset with -M -# You can combine multiple -M options as in: -MCnS - -# -MC / -Mc must/can use small leters set -# -MC / -Mc must/can use capital symbol set -# -MN / -Mn must/can use numeral symbol set -# -MS / -Ms must/can use special symbol set - - -# Finally we can exclude specific characters from the symbol set with -E -apg -a1 -m10 -MN -E 02345678 -c /dev/random - -Example output: - 9119191199 - 9919119919 - 1199999911 - ... -~~~~~~~~~~ - -## Managing your Password Safe - -Just put the passwords in a plaintext file (named mypasswords in the examples below), -along with related data and encrypt them symmetrically via **gnupg**. -Decrypt them as needed. You will be prompted for a passphrase in each case. - -Note that **gnupg** might cache your password for a few minutes, -so don’t worry if you can decrypt them without beeing prompted. - -~~~~~~~~~~ {.bash} -#encrypyt. Don't forget to delete the source file -gpg -c mypasswords - -#decrypt and write to STDOUT -gpg -d mypasswords.gpg -~~~~~~~~~~ - -You might prefer openssl, which some claim to be even more portable - -~~~~~~~~~~ {.bash} -#encrypyt. Don't forget to delete the source file -openssl aes-256-cbc -salt -in mypasswords > mypasswords.aes - -#decrypt and write to STDOUT -openssl aes-256-cbc -d -in mypasswords.aes -~~~~~~~~~~ - -Adding, Editing or Deleting a password constitutes simply of the three steps: - -* decrypt your password file and save it in a safe place -* edit the passwordfile as needed with your favorite text editor -* encrypt the password flie back again -- cgit v1.2.3