diff --git a/apps/protocols/http/mode/expectedcontent.pm b/apps/protocols/http/mode/expectedcontent.pm
index 610eb8449..8290d1148 100644
--- a/apps/protocols/http/mode/expectedcontent.pm
+++ b/apps/protocols/http/mode/expectedcontent.pm
@@ -195,19 +195,19 @@ Set path to get Webpage (Default: '/')
 
 =item B<--credentials>
 
-Specify this option if you access webpage over basic authentification
+Specify this option if you access webpage over basic authentication
 
 =item B<--ntlm>
 
-Specify this option if you access webpage over ntlm authentification (Use with --credentials option)
+Specify this option if you access webpage over ntlm authentication (Use with --credentials option)
 
 =item B<--username>
 
-Specify username for basic authentification (Mandatory if --credentials is specidied)
+Specify username for basic authentication (Mandatory if --credentials is specidied)
 
 =item B<--password>
 
-Specify password for basic authentification (Mandatory if --credentials is specidied)
+Specify password for basic authentication (Mandatory if --credentials is specidied)
 
 =item B<--timeout>
 
diff --git a/apps/protocols/http/mode/jsoncontent.pm b/apps/protocols/http/mode/jsoncontent.pm
index 88f70d817..ef774dd63 100644
--- a/apps/protocols/http/mode/jsoncontent.pm
+++ b/apps/protocols/http/mode/jsoncontent.pm
@@ -392,19 +392,19 @@ Set path to get Webpage (Default: '/')
 
 =item B<--credentials>
 
-Specify this option if you access webpage over basic authentification
+Specify this option if you access webpage over basic authentication
 
 =item B<--ntlm>
 
-Specify this option if you access webpage over ntlm authentification (Use with --credentials option)
+Specify this option if you access webpage over ntlm authentication (Use with --credentials option)
 
 =item B<--username>
 
-Specify username for basic authentification (Mandatory if --credentials is specidied)
+Specify username for basic authentication (Mandatory if --credentials is specidied)
 
 =item B<--password>
 
-Specify password for basic authentification (Mandatory if --credentials is specidied)
+Specify password for basic authentication (Mandatory if --credentials is specidied)
 
 =item B<--timeout>
 
diff --git a/apps/protocols/http/mode/response.pm b/apps/protocols/http/mode/response.pm
index fb0f8fe77..985dbc1ac 100644
--- a/apps/protocols/http/mode/response.pm
+++ b/apps/protocols/http/mode/response.pm
@@ -173,19 +173,19 @@ Set path to get webpage (Default: '/')
 
 =item B<--credentials>
 
-Specify this option if you access webpage over basic authentification
+Specify this option if you access webpage over basic authentication
 
 =item B<--ntlm>
 
-Specify this option if you access webpage over ntlm authentification (Use with --credentials option)
+Specify this option if you access webpage over ntlm authentication (Use with --credentials option)
 
 =item B<--username>
 
-Specify username for basic authentification (Mandatory if --credentials is specidied)
+Specify username for basic authentication (Mandatory if --credentials is specidied)
 
 =item B<--password>
 
-Specify password for basic authentification (Mandatory if --credentials is specidied)
+Specify password for basic authentication (Mandatory if --credentials is specidied)
 
 =item B<--proxyurl>
 
diff --git a/apps/protocols/http/mode/soapcontent.pm b/apps/protocols/http/mode/soapcontent.pm
index b10cfb79a..6671bdadf 100644
--- a/apps/protocols/http/mode/soapcontent.pm
+++ b/apps/protocols/http/mode/soapcontent.pm
@@ -419,19 +419,19 @@ Set path to get Webpage (Default: '/')
 
 =item B<--credentials>
 
-Specify this option if you access webpage over basic authentification
+Specify this option if you access webpage over basic authentication
 
 =item B<--ntlm>
 
-Specify this option if you access webpage over ntlm authentification (Use with --credentials option)
+Specify this option if you access webpage over ntlm authentication (Use with --credentials option)
 
 =item B<--username>
 
-Specify username for basic authentification (Mandatory if --credentials is specidied)
+Specify username for basic authentication (Mandatory if --credentials is specidied)
 
 =item B<--password>
 
-Specify password for basic authentification (Mandatory if --credentials is specidied)
+Specify password for basic authentication (Mandatory if --credentials is specidied)
 
 =item B<--timeout>