CTF Challenges by Category
All Skills
⭐
linux × 147
💪
file-commands × 33
💪
directory-commands × 30
💪
bash × 19
⭐
php × 16
💪
permissions × 16
💪
computer-networks × 14
💪
command-line × 14
💪
package-management × 13
💪
network-protocols × 12
💪
file-management × 11
💪
scripting × 11
🚩
web × 10
💪
commands × 10
💪
file-permissions × 10
💪
cli × 10
💪
variables × 9
💪
php-programming × 7
💪
environment-variables × 7
💪
navigation × 7
💪
directories × 7
💪
symbolic-link × 7
💪
grep × 7
💪
file-and-directory-commands × 7
🚩
traversal × 6
💪
debian × 6
💪
security × 6
💪
file-search × 6
💪
file-system × 6
💪
sql × 6
💪
data-structures × 6
💪
web-development × 6
💪
bash-scripting × 5
💪
symbolic-links × 5
💪
process-management × 5
💪
programming × 5
💪
arrays × 5
💪
network-security × 5
💪
shell-customization × 5
💪
text-manipulation × 5
💪
files × 5
💪
python × 5
💪
search × 5
💪
file-operations × 5
💪
smtp × 4
💪
networking × 4
💪
email × 4
💪
ubuntu × 4
💪
file × 4
💪
network-topologies × 4
💪
sed × 4
💪
beginner × 4
💪
chmod × 4
💪
find × 4
💪
comments × 4
💪
syntax × 4
💪
directory × 4
💪
ls × 4
💪
javascript × 4
💪
output-redirection × 4
💪
arch-linux × 4
💪
text-processing × 4
💪
loops × 4
💪
list × 4
💪
network-devices × 4
💪
recursion × 3
💪
compression × 3
💪
linux-filesystem-hierarchy × 3
💪
services × 3
💪
scp × 3
💪
object-oriented-programming × 3
💪
file-copy × 3
💪
input-output-redirection × 3
💪
directory-creation × 3
💪
concept × 3
💪
shell × 3
💪
pattern × 3
💪
installation × 3
💪
file-io × 3
💪
centos × 3
💪
switch × 3
💪
copying × 3
💪
copy × 3
💪
tcp × 3
💪
ip-addressing × 3
💪
command-line-text-editors × 3
💪
aggregate-functions × 3
💪
linked-list × 3
💪
sorting × 3
💪
lists × 3
💪
troubleshooting × 3
💪
networking-commands × 3
💪
systemd × 3
💪
chown × 3
💪
database × 3
💪
performance × 3
💪
shell-expansion × 3
💪
find-command × 3
💪
array × 3
🚩
encryption × 2
💪
passwords × 2
💪
listing × 2
💪
basic × 2
💪
delete × 2
💪
local-area-networks × 2
💪
wireshark × 2
💪
distinct × 2
💪
file-processing × 2
💪
arguments × 2
💪
network-management × 2
💪
c++ × 2
💪
java × 2
💪
typescript × 2
💪
basics × 2
💪
hard × 2
💪
html × 2
💪
data-processing × 2
💪
encapsulation × 2
💪
command × 2
💪
user-management × 2
💪
url × 2
💪
shell-prompt × 2
💪
social-engineering × 2
💪
database-connectivity × 2
💪
data-types × 2
💪
http × 2
💪
file-size × 2
💪
deletion × 2
💪
directory-operations × 2
💪
dns × 2
💪
session-management × 2
💪
sort × 2
💪
sql-programming × 2
💪
output × 2
💪
dpkg × 2
💪
searching × 2
💪
ip-address × 2
💪
inheritance × 2
💪
tcp-ip × 2
💪
osi-model × 2
💪
count × 2
💪
du × 2
💪
process-monitoring × 2
💪
processes × 2
💪
ln × 2
💪
user-input × 2
💪
system-monitoring-tools × 2
💪
file-systems × 2
💪
extension × 2
💪
automation × 2
💪
function × 2
💪
data-transmission × 2
💪
dhcp × 2
💪
virtualization × 2
💪
transport-layer × 2
💪
operating-systems × 2
💪
firewalls × 2
💪
mysql × 2
💪
resource-optimization × 2
💪
monitoring × 2
💪
directory-management × 2
💪
command-substitution × 2
💪
firewall × 2
💪
regex × 2
💪
rm × 2
💪
uninstallation × 2
💪
file-directory-commands × 2
💪
rsync × 2
💪
ip-addresses × 2
💪
file-transfer × 2
💪
ownership × 2
💪
file-permission × 2
💪
terminal × 2
💪
file-contents × 2
💪
transactions × 2
💪
tar × 2
💪
logging × 2
💪
file-listing × 2
💪
awk × 2
💪
backup × 2
💪
sql-syntax × 2
💪
window-functions × 2
💪
functions × 2
💪
red-hat × 2