diff --git a/cryptography/rsa-1-50-points.md b/cryptography/rsa-1-50-points.md
index 1007964..15c6f56 100644
--- a/cryptography/rsa-1-50-points.md
+++ b/cryptography/rsa-1-50-points.md
@@ -196,3 +196,7 @@ Now it is time for the final steps using ur python terminal (online calculators
 ```
   
 Just follow the hex und decode steps that I mentioned in the beginning and you get your flag: easyctf{wh3n_y0u_h4ve_p&q_RSA_iz_ez_ce39897a}
+
+### External Writeups
+
+* [https://www.bamsoftware.com/computers/easyctf-2017/#rsa1](https://www.bamsoftware.com/computers/easyctf-2017/#rsa1)
diff --git a/reverse-engineering/useless-python-50-points.md b/reverse-engineering/useless-python-50-points.md
index f515706..a772efc 100644
--- a/reverse-engineering/useless-python-50-points.md
+++ b/reverse-engineering/useless-python-50-points.md
@@ -29,3 +29,4 @@ Quick 50 points.
 ### External Writeups
 
 * [https://github.com/HackThisCode/CTF-Writeups/tree/master/2017/EasyCTF/Useless%20Python/README.md](https://github.com/HackThisCode/CTF-Writeups/tree/master/2017/EasyCTF/Useless%20Python/README.md)
+* [https://www.bamsoftware.com/computers/easyctf-2017/#useless](https://www.bamsoftware.com/computers/easyctf-2017/#useless)
diff --git a/web/tiny-eval-100-points.md b/web/tiny-eval-100-points.md
index 948d1ae..34160ba 100644
--- a/web/tiny-eval-100-points.md
+++ b/web/tiny-eval-100-points.md
@@ -78,3 +78,4 @@ flag: easyctf{it's_2017_anD_we're_still_using_PHP???}
 ### External Writeups
 
 * [defund's writeup](https://defund.io/post/easyctf-2017-writeups/)
+* [https://www.bamsoftware.com/computers/easyctf-2017/#tinyeval](https://www.bamsoftware.com/computers/easyctf-2017/#tinyeval)