.TH eth-keyfile 1 
.SH NAME
eth-keyfile /- Generate and parse Ethereum keyfiles
.SH SYNOPSIS
\fBeth-keyfile\fP [ -z ] [ -v ] [ -k \fIprivatekeyfile\fP ]
.P
\fBeth-keyfile\fP [ --private-key ] [ -z ] [ -v ] -d \fIkeyfile\fP
.SH DESCRIPTION
\fBeth-keyfile\fP lets you create and parse Ethereum keyfiles. 
.SS OPTIONS
.TP
\fB-d \fIkeyfile\fP
Parse the given keyfile, outputting the Ethereum address.
.TP
\fB--private-key\fP
When parsing a keyfile, output the private key instead of the Ethereum address.
.TP
\fB-k \fIprivatekeyfile\fP\fP
When creating a keyfile, load private key from the filename given as argument.
.TP
\fB-v\fP
Turn on verbose logging.
.TP
\fB-z\fP
Do not use a passphrase.
.SS ENVIRONMENT VARIABLES
.TP
\fBPRIVATE_KEY\fP
Create a keyfile for the given private key.
.TP
\fBPASSPHRASE\fP
Create or parse a keyfile using the given passphrase.
.SS NOTES
The current implementation will only create and parse keyfiles encrypted with aes-128-ctr, and with the scrypt KDF.