package main import ( "html" "log" "text/template" ) var tmpl *template.Template func init() { var err error tmpl, err = template.New("powxy").Parse(` Proof of Work Challenge

Proof of Work Challenge

This site is protected by Powxy.

You must complete this proof of work challenge before you could access this site.

{{- if .Message }}

{{ .Message }}

{{- end }}

Select an nonce shorter than or equal to 32 bytes, such that when it is appended to the decoded form of the following base64 string, and a SHA-256 hash is taken as a whole, the first {{ .NeedBits }} bits of the SHA-256 hash are zeros. Within one octet, higher bits are considered to be in front of lower bits.

{{ .UnsignedTokenBase64 }}

Encode your selected nonce in base64 and submit it below.

Please note that if your submission is successful, you will be given a cookie that will allow you to access this site for a period of time without having to complete the challenge again. By pressing the submit button, you agree to be given cookies for this purpose.

Offline solver program 
` + html.EscapeString(solverProgram) + `
`) if err != nil { log.Fatal(err) } }