Download one of web fonts (.woff2) from TuringFonts. Assumed Zebra is used here

Put the font to the web directory and define the below in a stylesheet:

@font-face {
  font-family: ArialZebra;
  src: url("arial_zebra.woff2")
.zebra-substitution {
  font-family: ArialZebra

Assign zebra-substitution class to where it needs

<span class="zebra-substitution">pgalk87@cjzfi.blj</span>

See how it looks

TuringFonts also provides Encoder to get a ciphered text