HTDBM(1) htdbm HTDBM(1) (NAME) htdbm - DBM (SYNOPSIS) htdbm [ -TDBTYPE ] [ -i ] [ -c ] [ -m | -B | -d | -s | -p ] [ -C cost ] [ -t ] [ -v ] filename username htdbm -b [ -TDBTYPE ] [ -c ] [ -m | -B | -d | -s | -p ] [ -C cost ] [ -t ] [ -v ] filename username password htdbm -n [ -i ] [ -c ] [ -m | -B | -d | -s | -p ] [ -C cost ] [ -t ] [ -v ] username htdbm -nb [ -c ] [ -m | -B | -d | -s | -p ] [ -C cost ] [ -t ] [ -v ] username password htdbm -v [ -TDBTYPE ] [ -i ] [ -c ] [ -m | -B | -d | -s | -p ] [ -C cost ] [ -t ] [ -v ] filename username htdbm -vb [ -TDBTYPE ] [ -c ] [ -m | -B | -d | -s | -p ] [ -C cost ] [ -t ] [ -v ] filename username password htdbm -x [ -TDBTYPE ] filename username htdbm -l [ -TDBTYPE ] (DESCRIPTION) htdbm DBM (basic authentication) HTTP mod_authn_dbm . DBM dbmmanage . (OPTIONS) -b (batch mode) . . -i . -i stdin ( ). -c passwdfile. passwdfile (truncated) . -n . -n . passwdfile ( ) . -c . -m MD5 . (Netware) . -B bcrypt . . -C -B ( bcrypt) . bcrypt ( : 5 : 4 31). -d crypt() . . htdbm httpd . . -s SHA . / Netscape LDAP Directory Interchange Format (ldif) . . -p (plaintext). htdbm httpd . -l (stdout). -v . . 3 . -x . DBM . -t (comment). "Comment" . filename DBM. .db .pag .dir. -c DBM . username passwdfile. username . . password DBM. -b . -TDBTYPE DBM ( SDBM GDBM DB "default"). (BUGS) DBM . SDBM NDBM GNU GDBM Berkeley/Sleepycat DB 2/3/4. filename htdbm . htdbm DBM . DBM DBM . file DBM . (EXIT STATUS) htdbm DBM ("true") . htdbm 1 2 3 4 5 ( ) 6 ( ) 7 DBM . (EXAMPLES) htdbm /usr/local/etc/apache/.htdbm-users jsmith jsmith . . MD5 crypt() . htdbm . htdbm -c /home/doe/public_html/.htdbm jane jane . . htdbm . htdbm -mb /usr/web/.htdbm-all jones Pwd4Steve (Pwd4Steve) MD5 . (SECURITY CONSIDERATIONS) htdbm URI -- . -b . crypt() . . SHA (salting) : . crypt() MD5 . SHA crypt() . (RESTRICTIONS) htdbm 255 . . MD5 htdbm . 255 : . (FILES) DBM . filename DBM . Apache HTTP Server 2026-05-08 HTDBM(1)