diff --git a/AWS Amazon Bucket S3/README.md b/AWS Amazon Bucket S3/README.md
index 5abe5f9..75acd63 100644
--- a/AWS Amazon Bucket S3/README.md	
+++ b/AWS Amazon Bucket S3/README.md	
@@ -159,7 +159,7 @@ For example with a proxy : http://4d0cf09b9b2d761a7d87be99d17507bce8b86f3b.flaws
 ## References
 
 * [There's a Hole in 1,951 Amazon S3 Buckets - Mar 27, 2013 - Rapid7 willis](https://community.rapid7.com/community/infosec/blog/2013/03/27/1951-open-s3-buckets)
-* [Bug Bounty Survey - AWS Basic test](https://twitter.com/bugbsurveys/status/859389553211297792)
+* [Bug Bounty Survey - AWS Basic test](https://web.archive.org/web/20180808181450/https://twitter.com/bugbsurveys/status/860102244171227136)
 * [flaws.cloud Challenge based on AWS vulnerabilities - by Scott Piper of Summit Route](http://flaws.cloud/)
 * [flaws2.cloud Challenge based on AWS vulnerabilities - by Scott Piper of Summit Route](http://flaws2.cloud)
 * [Guardzilla video camera hardcoded AWS credential - 0dayallday.org](https://www.0dayallday.org/guardzilla-video-camera-hard-coded-aws-credentials/)
diff --git a/Command Injection/README.md b/Command Injection/README.md
index cd41aec..54aa11b 100644
--- a/Command Injection/README.md	
+++ b/Command Injection/README.md	
@@ -308,7 +308,7 @@ echo 'YOURCMD/*$(sleep 5)`sleep 5``*/-sleep(5)-'/*$(sleep 5)`sleep 5` #*/-sleep(
 ## References
 
 * [SECURITY CAFÉ - Exploiting Timed Based RCE](https://securitycafe.ro/2017/02/28/time-based-data-exfiltration/)
-* [Bug Bounty Survey - Windows RCE spaceless](https://twitter.com/bugbsurveys/status/860102244171227136)
+* [Bug Bounty Survey - Windows RCE spaceless](https://web.archive.org/web/20180808181450/https://twitter.com/bugbsurveys/status/860102244171227136)
 * [No PHP, no spaces, no $, no { }, bash only - @asdizzle](https://twitter.com/asdizzle_/status/895244943526170628)
 * [#bash #obfuscation by string manipulation - Malwrologist, @DissectMalware](https://twitter.com/DissectMalware/status/1025604382644232192)
 * [What is OS command injection - portswigger](https://portswigger.net/web-security/os-command-injection)
diff --git a/File Inclusion/README.md b/File Inclusion/README.md
index f6bfef4..bbcbe86 100644
--- a/File Inclusion/README.md	
+++ b/File Inclusion/README.md	
@@ -465,9 +465,9 @@ If SSH is active check which user is being used `/proc/self/status` and `/etc/pa
 * [Upgrade from LFI to RCE via PHP Sessions](https://www.rcesecurity.com/2017/08/from-lfi-to-rce-via-php-sessions/)
 * [Local file inclusion tricks](http://devels-playground.blogspot.fr/2007/08/local-file-inclusion-tricks.html)
 * [CVV #1: Local File Inclusion - SI9INT](https://medium.com/bugbountywriteup/cvv-1-local-file-inclusion-ebc48e0e479a)
-* [Exploiting Blind File Reads / Path Traversal Vulnerabilities on Microsoft Windows Operating Systems - @evisneffos](http://www.soffensive.com/2018/06/exploiting-blind-file-reads-path.html)
+* [Exploiting Blind File Reads / Path Traversal Vulnerabilities on Microsoft Windows Operating Systems - @evisneffos](https://web.archive.org/web/20200919055801/http://www.soffensive.com/2018/06/exploiting-blind-file-reads-path.html)
 * [Baby^H Master PHP 2017 by @orangetw](https://github.com/orangetw/My-CTF-Web-Challenges#babyh-master-php-2017)
-* [Чтение файлов => unserialize !](https://rdot.org/forum/showthread.php?t=4379)
+* [Чтение файлов => unserialize !](https://web.archive.org/web/20200809082021/https://rdot.org/forum/showthread.php?t=4379)
 * [New PHP Exploitation Technique - 14 Aug 2018 by Dr. Johannes Dahse](https://blog.ripstech.com/2018/new-php-exploitation-technique/)
 * [It's-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-Know-It, Sam Thomas](https://github.com/s-n-t/presentations/blob/master/us-18-Thomas-It's-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-Know-It.pdf)
 * [CVV #1: Local File Inclusion - @SI9INT - Jun 20, 2018](https://medium.com/bugbountywriteup/cvv-1-local-file-inclusion-ebc48e0e479a)