Any portal of appropriate level may be used for the attempt. Must be 100% successful for the entire Glyph hack. May use More, Less, Complex or Simple as a precursor request during the attempt. Score entered is the Speed % bonus shown after the attempt. The option to Redo is permissible.Note: at the time of writing, the portal levels produce the following number of glyphs: Level 1 - 1 Glyph; Level 2 - 2 Glyphs; Levels 3, 4 and 5 - 3 Glyphs; Levels 6 and 7 - 4 Glyphs and Level 8 - 5 Glyphs.