Skip to content
Navigation menu
Search
Search
Log in
Create account
DEV Community
Close
DEV Community
is a community of 901,019 amazing developers
We're a place where coders share, stay up-to-date and grow their careers.
Create account
Log in
Home
Listings
Podcasts
Videos
Tags
FAQ
Forem Shop
Sponsors
About
Contact
Guides
image/svg+xml
Software comparisons
Other
Code of Conduct
Privacy Policy
Terms of use
Twitter
Facebook
Github
Instagram
Twitch
AppSec Adventures Series' Articles
Back to Teo Selenius's Series
Web Application Security Checklist (2021)
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Feb 16 '21
Web Application Security Checklist (2021)
#
security
#
webdev
#
devops
Reactions
230
reactions
Comments
2
comments
44 min read
Save
Saved
XXE (XML External Entity) Attack & Prevention
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Feb 18 '21
XXE (XML External Entity) Attack & Prevention
#
security
#
webdev
#
cybersecurity
#
programming
Reactions
7
reactions
Comments
Add Comment
6 min read
Save
Saved
XSS (Cross-Site Scripting) Attacks & Prevention
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Feb 21 '21
XSS (Cross-Site Scripting) Attacks & Prevention
#
security
#
cybersecurity
#
webdev
#
programming
Reactions
23
reactions
Comments
Add Comment
10 min read
Save
Saved
SQL Injection Attacks & Prevention in 2021: A Developer's Guide
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Feb 22 '21
SQL Injection Attacks & Prevention in 2021: A Developer's Guide
Reactions
8
reactions
Comments
Add Comment
4 min read
Save
Saved
CSRF Attacks & Prevention: How To Secure Your Web Application (2021)
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Feb 23 '21
CSRF Attacks & Prevention: How To Secure Your Web Application (2021)
#
security
#
webdev
#
programming
#
cybersecurity
Reactions
18
reactions
Comments
1
comment
5 min read
Save
Saved
XS-Leaks: Is Your Website Exposing Sensitive Data?
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Feb 24 '21
XS-Leaks: Is Your Website Exposing Sensitive Data?
Reactions
5
reactions
Comments
Add Comment
9 min read
Save
Saved
SameSite Cookies and Why You Need Them
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Feb 25 '21
SameSite Cookies and Why You Need Them
#
security
#
webdev
#
cybersecurity
#
programming
Reactions
8
reactions
Comments
Add Comment
7 min read
Save
Saved
Content Security Policy Header: A Complete Guide
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Mar 1 '21
Content Security Policy Header: A Complete Guide
#
security
#
webdev
#
cybersecurity
#
programming
Reactions
7
reactions
Comments
Add Comment
15 min read
Save
Saved
Same Origin Policy: Demystified
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Mar 4 '21
Same Origin Policy: Demystified
#
security
#
webdev
#
programming
#
cyb
Reactions
29
reactions
Comments
1
comment
12 min read
Save
Saved
HSTS Header (Strict Transport Security) Explained
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Mar 6 '21
HSTS Header (Strict Transport Security) Explained
#
webdev
#
security
#
programming
#
cybersecurity
Reactions
7
reactions
Comments
5
comments
6 min read
Save
Saved
CORS (Cross-Origin Resource Sharing): A Complete Guide
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Mar 9 '21
CORS (Cross-Origin Resource Sharing): A Complete Guide
#
webdev
#
security
#
programming
#
cybersecurity
Reactions
78
reactions
Comments
Add Comment
10 min read
Save
Saved
Cookie Security: 10 Tips To Protect Your Web Application
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Mar 12 '21
Cookie Security: 10 Tips To Protect Your Web Application
#
webdev
#
security
#
programming
#
cybersecurity
Reactions
12
reactions
Comments
Add Comment
12 min read
Save
Saved
MITM (Man-In-The-Middle) Attacks and Prevention
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Mar 23 '21
MITM (Man-In-The-Middle) Attacks and Prevention
#
security
#
webdev
#
programming
#
cybersecurity
Reactions
20
reactions
Comments
8
comments
6 min read
Save
Saved
Session Fixation Attacks and Prevention
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Mar 27 '21
Session Fixation Attacks and Prevention
#
security
#
webdev
#
cybersecurity
#
programming
Reactions
17
reactions
Comments
Add Comment
5 min read
Save
Saved
Fetch Metadata and Isolation Policies
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Mar 30 '21
Fetch Metadata and Isolation Policies
#
security
#
webdev
#
programming
#
cybersecurity
Reactions
6
reactions
Comments
Add Comment
8 min read
Save
Saved
Clickjacking Attacks and Prevention
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Apr 1 '21
Clickjacking Attacks and Prevention
#
webdev
#
security
#
cybersecurity
#
programming
Reactions
9
reactions
Comments
Add Comment
4 min read
Save
Saved
Tabnabbing Attacks and Prevention
Teo Selenius
Teo Selenius
Teo Selenius
Follow
Apr 6 '21
Tabnabbing Attacks and Prevention
#
security
#
webdev
#
cybersecurity
#
programming
Reactions
11
reactions
Comments
Add Comment
7 min read
Save
Saved
We're a place where coders share, stay up-to-date and grow their careers.
Log in
Create account