Fixed broken stegbrute URL and minor typos

aperisolve/templates/faq.html

@@ -6,8 +6,8 @@
   <div>
     <div>
       This cheatsheet is intended to guide CTF players in their research. This cheatsheet is not representative of
-      modern steganography/seganalysis techniques, and its content does not match with the creation of an interesting
-      challenges 😉.
+      modern steganography/steganalysis techniques, and its content does not match with the creation of an interesting
+      challenge 😉.
     </div>
   </div>
   <h2>Check file type / metadata</h2>
@@ -48,7 +48,7 @@
       <ul class="fa-ul">
         <li>Verify the checksums of the file. These are usually CRC32, some tools like <a
             href='http://www.libpng.org/pub/png/apps/pngcheck.html' target='_blank' class='highlight'>PngCheck</a> or <a
-            href='https://github.com/sherlly/PCRT' target='_blank' class='highlight'>PCRT</a> are usefull to verify and
+            href='https://github.com/sherlly/PCRT' target='_blank' class='highlight'>PCRT</a> are useful to verify and
           correct these checksums.</li>
       </ul>
       <div class="command">
@@ -176,7 +176,7 @@ print(pxs[:10])'></div>
           in the file (<span class='highlight'>strings</span> & <span class='highlight'>exiftool</span>), or the object
           represented by the image. In some cases, the password cannot be retrieved and a bruteforce must be performed.
           The tool <a href='https://github.com/Paradoxis/StegCracker' target='_blank' class='highlight'>StegCracker</a>
-          and <a href='https://github.com/ R4yGM/stegbrute' target='_blank' class='highlight'>Stegbrute</a> allows
+          and <a href='https://github.com/R4yGM/stegbrute' target='_blank' class='highlight'>Stegbrute</a> allows
           bruteforce of hidden secrets with <a href='http://steghide.sourceforge.net/' target='_blank'
             class='highlight'>Steghide</a>.</li>
       </ul>