Challenges

358 challenges are currently available for a total of 1647 points.

RingZer0 Team provide you couple of tools that can help you. See available tools.

Means challenge completed.

Point to write-up that worth to be reading.

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You have the opportunity to submit a write up for every challenge you successfully complete. Every time your write up is approved your earn RingZer0Gold. It's possible for you to exchange this gold for hints. The main goal of this initiative is to stimulate people to submit write up and share how they solved a challenge with other people. When you finish a challenge, you have the ability to view all published write up for the challenge. This way you can learn many ways to solve a unique challenge.

Sandboxes Status

Challenges
SysAdmin Part 1 sandbox is Up	Secure Mail sandbox is Up
Looking for god in your life? sandbox is Up	XSS Challenge 1 sandbox is Up
Captcha I sandbox is Up	Propaganda mail sandbox is Up
Basics of Linux x64 shellcoding sandbox is Up	Level1 Pwnage Linux Level Up sandbox is Up
Level1 Pwnage Linux x86_64 sandbox is Up	Virtual World sandbox is Up
Hot Single Mom sandbox is Up	Bash Jail 1 sandbox is Up
Sometime there is no buffer overflow sandbox is Up	Delivery As A Service sandbox is Up
Can you get the service password sandbox is Up	Just another useless service sandbox is Up

Coding Challenges (17)

Challenges descriptions	Points	Validation	Author
Hash me please	2	3084	Mr.Un1k0d3r
Ask your grandpa!	2	1137	Mr.Un1k0d3r's Dad
Hash me reloaded	3	1698	Mr.Un1k0d3r
I hate mathematics	3	1798	Mr.Un1k0d3r
Ask your grandpa again!	4	380	Mr.Un1k0d3r's Dad
Hash breaker	4	1385	Mr.Un1k0d3r
I saw a little elf	4	503	Mr.Un1k0d3r
Hash breaker reloaded	5	797	Mr.Un1k0d3r
Execute me if you can	5	389	Mr.Un1k0d3r
Read me if you can	6	427	Mr.Un1k0d3r
Ascii Art	6	632	Mr.Un1k0d3r
Execute me if you can again	6	195	Mr.Un1k0d3r
Hash breaker reloaded again	6	268	Mr.Un1k0d3r
Xor me if you can	6	397	Mr.Un1k0d3r
Find the right word	7	330	Mr.Un1k0d3r
Number game	7	317	Mr.Un1k0d3r remade by theindian
Classic Sudoku	7	267	Mr.Un1k0d3r remade by dread_knight

Cryptography (36)

Challenges descriptions	Points	Validation	Author
Some martian message	1	6565	Mr.Un1k0d3r
You're Drunk!	1	1913	Mr.Un1k0d3r
File recovery	1	3070	Mr.Un1k0d3r
Fashion Victim	2	513	GoSec CTF 2014
Martian message part 2	2	2741	Mr.Un1k0d3r
Public key recovery	2	1504	Mr.Un1k0d3r
I Lost my password	3	1104	Mr.Un1k0d3r
Let's Play Scrabble!	3	51	Madness
Hangovers and more: Bacon	3	533	SynneR
Martian message part 3	3	1058	Mr.Un1k0d3r
Can you understand this sentence?	3	680	Mr.Un1k0d3r
Encrypted Zip	4	549	Mr.Un1k0d3r
Crypto over the network	4	129	Mr.Un1k0d3r remade by theindian
Crypto Object	4	185	GoSec CTF 2014
Crypto Leak	4	47	NSEC 2018 (Towel)
SSO Service	4	18	Mr.Un1k0d3r (Trustwave CTF 2020)
Is it a secure string?	5	253	Cedrick Chaput
Let's Play Scrabble! Part 2	5	27	Madness
Jabber	5	9	Madness
Free Flag Encrypter	5	17	Towel
Guess the number	6	23	cyberguru
TotalSecure Message Encrypter	6	91	Towel
Welcome to the asylum	6	57	GoSec CTF 2014
Pattern is the key	6	44	Mr.Un1k0d3r
Malcolm	7	20	Trustwave CTF 2020
Jabber Part 2	7	8	Madness
Homemade craptography #2	7	10	HoLyVieR ft. large software company
Homemade Craptography	8	9	NSEC 2018 (HoLyVieR)
Mars Log	8	9	NSEC 2018 (Towel)
Crypto is not good as you think	8	168	Mr.Un1k0d3r
Find your path	9	9	cyberguru
Rusty RSA message signing service	9	15	b0n0n & An0n remade by dysleixa
Spies	9	32	CS Games 2016 (HoLyVieR)
Polly Wants a Cracker	10	7	Madness
TotalSecure Message Encrypter V2	10	18	Towel
Unicorn As A Service	11	9	Towel

Exotic Data Storage (4)

Challenges descriptions	Points	Validation	Author
Just another login form	2	1453	Mr.Un1k0d3r
DON'T login as admin	2	37	mbergeron
I forgot my password	3	33	mbergeron
Inspiration	6	34	NSEC 2019 (becojo)

Forensics (28)

Challenges descriptions	Points	Validation	Author
I made a dd of Agent Smith usb key	1	3153	Cedrick Chaput
Who I am part 2	1	658	Mr.Un1k0d3r
Meat Loaf	2	287	Ekse
Who I am?	2	973	Mr.Un1k0d3r
Dr. Pouce	2	2307	Cedrick Chaput
Attention Dinosaure Survive	2	1295	PRL
The good, the bad and the ugly	2	126	Mr.Un1k0d3r
1 / 3 Do not waste the environment	2	978	PRL
Hide my ass in my home!	2	1501	Cedrick Chaput
Hey Chuck where is the flag?	2	1486	Mr.Un1k0d3r
I love cat	2	732	Mr.Un1k0d3r
The words flew but writing remains	3	163	Martin Dube
2 / 3 Did you see my desktop?	3	796	PRL
Are you Twisted Insane?	3	28	Cedrick Feat Mr.Un1k0d3r
Someone steal my flag!	3	402	Mr.Un1k0d3r
802.1X Part 1	4	64	NSEC 2015
R.I.P MsPaint	4	103	Misker
3 / 3 Suspicious account password?	4	653	PRL
Poor internet connection	4	387	Cedrick Chaput
Agent Smith reloaded	4	254	Cedrick Chaput
Someone steal my flag again	5	139	GoSec CTF 2014
We got breached	5	212	Mr.Un1k0d3r
Ping pong	5	89	SynneR
Spy my girl	5	208	Cedrick Chaput
Russian Crypto Roulette	6	71	SynneR
We got breached again	6	152	Mr.Un1k0d3r
Really Depressed Protocol	7	77	SynneR
802.1X Part 2	8	45	NSEC 2015

Jail Escaping (21)

Challenges descriptions	Points	Validation	Author
Bash Jail 1	1	2298	Mr.Un1k0d3r
Bash Jail 2	2	1463	Mr.Un1k0d3r
Bash Jail 3	3	832	Mr.Un1k0d3r
Bash Jail 4	4	444	Mr.Un1k0d3r
Bash Jail 5	6	192	Mr.Un1k0d3r
Bash Jail 6	8	29	Garigouster
Bash Jail 7	12	17	Garigouster
C Jail 1	1	365	Mr.Un1k0d3r
C Jail 2	2	236	Mr.Un1k0d3r
C Jail 3	3	194	Mr.Un1k0d3r
C Jail 4	5	21	Garigouster
C Jail 5	7	14	Garigouster
C Jail 6	14	10	Garigouster
PHP Jail 1	1	559	Mr.Un1k0d3r
PHP Jail 2	2	368	Mr.Un1k0d3r
PHP Jail 3	3	256	Mr.Un1k0d3r
PHP Jail 4	4	199	Mr.Un1k0d3r
PHP Jail 5	6	165	Mr.Un1k0d3r
PyJail 1	3	238	Martin Dube
PyJail 2	5	128	Martin Dube
PyJail 3	6	46	Martin Dube

JavaScript (10)

Challenges descriptions	Points	Validation	Author
Client side validation is bad!	1	6937	Mr.Un1k0d3r
Hashing is more secure	1	6020	Mr.Un1k0d3r
Then obfuscation is more secure	1	4587	Mr.Un1k0d3r
Why not?	2	3491	Mr.Un1k0d3r
Valid key required	2	910	Francois Lajeunesse
Most Secure Crypto Algo	2	1666	Mr.Un1k0d3r
Why not be more secure?	5	566	Mr.Un1k0d3r
WTF Lol!	6	264	HoLyVieR
Interstellar PhoneBook	6	39	NSEC 2018 (HoLyVieR)
Beauty and the beast	7	39	Mr.Un1k0d3r

Malware Analysis (22)

Challenges descriptions	Points	Validation	Author
APT 1337	4	49	NSEC 2017 (Mr.Un1k0d3r)
Capture 1 Part 1	1	648	Mr.Un1k0d3r
Capture 1 Part 2	1	213	Mr.Un1k0d3r
Capture 1 Part 3	1	239	Mr.Un1k0d3r
Capture 1 Part 4	2	38	Mr.Un1k0d3r
Capture 1 Part 5	3	58	Mr.Un1k0d3r
Capture 1 Part 6	3	150	Mr.Un1k0d3r
Capture 1 Part 7	3	33	Mr.Un1k0d3r
Capture 2 Part 1	1	61	Mr.Un1k0d3r
Capture 2 Part 2	1	112	Mr.Un1k0d3r
Capture 2 Part 3	1	113	Mr.Un1k0d3r
Capture 2 Part 4	3	110	Mr.Un1k0d3r
Capture 2 Part 5	4	40	Mr.Un1k0d3r
Capture 2 Part 6	7	19	Mr.Un1k0d3r
Evil X	8	5	cyberguru
Just Another MBR Ransomware	8	20	Towel
RAO democracy	4	56	NSEC 2017 (Mr.Un1k0d3r)
This malware excels Part 1	2	33	HF 2020 (nic-lovin)
This malware excels Part 2	1	32	HF 2020 (nic-lovin)
This malware excels Part 3	2	23	HF 2020 (nic-lovin)
This malware excels Part 4	5	15	HF 2020 (nic-lovin)
WebShell of Hell	5	19	An0n

NSEC 2021 (8)

Challenges descriptions	Points	Validation	Author
Crapto Century	3	16	NSEC 2021 (davidlebr1)
Farmer Search (1/3)	3	21	NSEC 2021 (mbergeron)
Farmer Search (2/3)	2	17	NSEC 2021 (mbergeron)
Farmer Search (3/3)	4	13	NSEC 2021 (mbergeron)
Knight Portal (1/3)	2	45	NSEC 2021 (mbergeron)
Knight Portal (2/3)	2	37	NSEC 2021 (mbergeron)
Knight Portal (3/3)	5	15	NSEC 2021 (mbergeron)
Reading Through the Cloud	4	18	NSEC 2021 (davidlebr1)

Pwnage Linux (21)

Challenges descriptions	Points	Validation	Author
Level1 Pwnage Linux Level Up	1	675	P-Y Feat Martin Dube
Level2 Pwnage Linux Level Up	2	416	P-Y Feat Martin Dube
Remote Auth	2	103	NSEC 2015
Level3 Pwnage Linux Level Up	3	296	P-Y Feat Martin Dube
The Vault	3	52	Mr.Un1k0d3r
Level1 Pwnage Linux x86_64	3	202	Mr.Un1k0d3r
Can you get the service password	4	116	Mr.Un1k0d3r remade by sagefault
Sometime there is no buffer overflow	4	74	Mr.Un1k0d3r remade by GuilT
Level2 Pwnage Linux x86_64	4	70	Mr.Un1k0d3r
Friendly race	5	26	Garigouster
Level4 Pwnage Linux Level Up	5	139	Mr.Un1k0d3r
RPCFTW!	6	36	NSEC 2015
Jack the heaper	6	21	uaf.io
Level4 Pwnage Linux x86_64	7	42	Mr.Un1k0d3r
Level3 Pwnage Linux x86_64	7	67	Mr.Un1k0d3r
Just another useless service	8	37	NSEC 2015
Take over the Virtual World	8	37	NSEC 2015
Base64 As A Service	8	30	Guilt
All You Need Is a Client	8	11	Mr.Un1k0d3r (Trustwave CTF 2020)
Base64 As A Service Reloaded	9	25	Guilt
Delivery As A Service	10	17	NSEC 2016

Reverse Engineering (56)

Challenges descriptions	Points	Validation	Author
Time to learn x86 ASM & gdb	2	2082	Mr.Un1k0d3r
See No Evil - Part 1	2	149	alxbl
Can you see through the star	2	1277	Mr.Un1k0d3r
Gift as a Service Part 2	2	47	H0H0H0 Day (R0 team)
See No Evil - Part 2	3	112	alxbl
See No Evil - Part 3	3	108	alxbl
Intro To Sparc	3	189	Ian-Kyle Wagner
Kernel introduction	3	269	Mr.Un1k0d3r
Heap allocator	3	286	NSEC 2015
Crack Me 1	3	779	Mr.Un1k0d3r
Introduction to MIPS	3	331	Mr.Un1k0d3r
I never forget the Nintendo 64	3	647	Mr.Un1k0d3r
Windows x86 reversing is cool	3	722	Mr.Un1k0d3r
Old School	4	87	Towel
Power to the people	4	75	NSEC 2015
Let's take a detour	4	102	Floesen
Altera?	4	76	NSEC 2016
ASM Lovers	4	97	NSEC 2016
Wrong byte!	4	283	Mr.Un1k0d3r
See No Evil - Part 4	4	81	alxbl
See No Evil - Part 5	4	75	alxbl
I love tea!	4	36	nic-lovin
Space Invaders	4	26	Trustwave CTF 2020
Introduction to ARM	4	363	Mr.Un1k0d3r
Windows API for the win	4	344	Mr.Un1k0d3r
WASM Part 1	5	74	NSEC 2018 (Isra17)
The MI7 password prompt	5	70	NSEC 2018 (Mr.Un1k0d3r)
Phenix Golgoth	5	60	Hackfest 2016
Can I speak with the kernel?	5	90	Zerosum0x0
Reindeer Game	5	13	H0H0H0 Day 2020 (Towel)
Back to our roots	5	122	Mr.Un1k0d3r
Virtual World	5	85	NSEC 2015
Smart enough?	5	125	NSEC 2015
Pwndr3 Authenticator	5	67	Pwndr3
RingZer0 Authenticator	5	246	Ekse
Need a client	6	75	Mr.Un1k0d3r
I Think I forgot to take out the garbage!	6	27	Mr.Un1k0d3r
Flag stealer	6	81	Ekse
Update Manager	6	66	Ekse
Buggy Bunny	7	13	Garigouster
Cappin'	7	4	Mr.Un1k0d3r (Trustwave CTF 2020)
The supreme bash	7	27	NSEC 2017 (Mr.Un1k0d3r)
Armed and ready	7	22	NSEC 2015
SOS Lib	7	35	Mr.Un1k0d3r
You're not welcome	8	56	Towel
WASM Part 2	8	9	NSEC 2018 (Isra17)
License to kill	8	4	Mr.Un1k0d3r
Rebate As A Service	8	45	NSEC 2016
The Matrix	9	13	Towel
Keygen time again	10	34	GoSec CTF 2014
Trolling the troll	10	33	Mr.Un1k0d3r
The unknown challenge	11	16	Mr.Un1k0d3r
WASM Part 3	12	6	NSEC 2018 (Isra17)
You're not welcome again!	12	20	Towel
The oracle	13	17	Towel
Mars Reloaded	18	10	NSEC 2018 (Towel)

Shellcoding (7)

Challenges descriptions	Points	Validation	Author
Basics of Linux x64 shellcoding	2	521	Mr.Un1k0d3r
Linux x64 shellcoding level 2	4	266	Mr.Un1k0d3r
Linux x64 shellcoding level 3	6	208	Mr.Un1k0d3r
Linux x64 shellcoding level 4	8	165	Mr.Un1k0d3r
Linux x64 shellcoding level 5	10	116	Mr.Un1k0d3r
Linux x64 shellcoding level 6	12	100	Mr.Un1k0d3r
Linux x64 shellcoding level 7	14	58	Mr.Un1k0d3r

Software Defined Radio (5)

Challenges descriptions	Points	Validation	Author
SigID Level 1	1	976	Guenael
You Turn Me On And Off	3	15	Trustwave CTF 2020
Let's Get Scwhifty!	5	13	Trustwave CTF 2020
SigID Level 2	6	13	Guenael
Don't flip out, Thomas!	7	13	Trustwave CTF 2020

SQL Injection (32)

Challenges descriptions	Points	Validation	Author
Most basic SQLi pattern.	1	9184	Mr.Un1k0d3r
ACL rulezzz the world.	2	4410	Mart
Login portal 1	2	3384	Mr.Un1k0d3r
Random Login Form	2	1984	Mr.Un1k0d3r
Po po po po postgresql	2	2075	Mr.Un1k0d3r
Login portal 2	3	750	Mr.Un1k0d3r
0 Day Store	3	136	NSEC 2015
Don't mess with Noemie; she hates admin!	3	895	Mr.Un1k0d3r
What's the definition of NULL	3	737	Mr.Un1k0d3r
Quote of the day	4	649	Mr.Un1k0d3r
No more hacking for me!	4	326	Mr.Un1k0d3r
Thinking outside the box is the key	4	538	Mr.Un1k0d3r
Don't Stumble in the Process	4	60	mbergeron
Brain Teaser 1	4	29	Sideni
Quote of the day reloaded	5	251	Mr.Un1k0d3r
When it's lite it's not necessarily easy	6	224	Mr.Un1k0d3r
Login portal 3	6	257	Mr.Un1k0d3r
Hot Single Mom	6	174	GoSec CTF 2014
Brain Teaser 2	7	16	Sideni
Internet As A Service	7	124	Mr.Un1k0d3r
Size DOES matter	7	142	Mr.Un1k0d3r
/etc/passwd	7	154	Mr.Un1k0d3r
Groups of hacker	7	163	Mr.Un1k0d3r
Login portal 4	7	152	Mr.Un1k0d3r
The useless search tool	8	124	Mr.Un1k0d3r
Login portal 5	8	73	Mr.Un1k0d3r
stackoverflow.com lied to me... again	9	82	Corb3nik
Doctor Who ?	9	11	Sideni
Login portal 6	10	61	Mr.Un1k0d3r
SQHell	11	15	Sideni feat. mbergeron
Don't Stumble in the Process Reloaded	12	9	mbergeron
!Mysql + Brain fart	13	32	Mr.Un1k0d3r

Steganography (25)

Challenges descriptions	Points	Validation	Author
Victor you're hidding me something	1	2498	Cedrick Chaput
You're lost? Use the map	1	1728	Mr.Un1k0d3r
Look inside the house	2	970	Mr.Un1k0d3r
A ghost sound	2	816	Cedrick Chaput
Victor reloaded	2	1004	Cedrick Chaput
The Sloth	2	122	Misker
Brainsick	2	851	Mr.Un1k0d3r
Missing Pieces	2	754	Cedrick Chaput
Hidden In Plain Sight	2	649	NSEC 2015
Pixel Everywhere	2	146	Mr.Un1k0d3r
The vestige of dial-up Internet	2	150	Uid0
I'm Goronyo Babad Nigerian prince	2	546	Mr.Un1k0d3r
5 beautiful colors	3	47	PublicName
Crazy Cat Lady	3	83	Madness
Love Letter	3	220	Towel
Can you see through the matrix!	3	142	Mr.Un1k0d3r
Your old friend Orloge Simard	3	573	Cedrick Chaput
Can you see through the matrix reloaded!	4	28	Towel
Stay Classy!	4	17	Sideni
Not just 64	4	16	Madness
Even the Odds	4	18	alxbl
Walk the line!	5	148	Cedrick Chaput
Stop the violence	5	19	jusb3
Stop the violence 2	5	7	jusb3
Hidden out of sight	5	8	cyberguru

SysAdmin Linux (8)

Challenges descriptions	Points	Validation	Author
SysAdmin Part 1	1	2513	Cedrick Chaput
SysAdmin Part 2	1	1821	Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 3	1	1158	Mr.Un1k0d3r
SysAdmin Part 4	2	1087	Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 5	2	699	Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 6	3	658	Cedrick Chaput
SysAdmin Part 7	4	532	Cedrick Chaput
SysAdmin Part 8	4	587	Cedrick Feat Mr.Un1k0d3r

The NC8 Reverse Engineering Track (6)

Challenges descriptions	Points	Validation	Author
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1	7	56	NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 1	3	34	NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 2	7	31	NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 3	10	31	NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 3	5	20	NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 4	15	17	NSEC 2018 (isra17)

Web Warning (52)

Challenges descriptions	Points	Validation	Author
Words mean something?	1	2952	Mr.Un1k0d3r
Big Brother is watching	1	4160	Mr.Un1k0d3r
Hacking skill are optional	1	225	Breached Company
Looking for password file	1	4354	Mr.Un1k0d3r
Area 51	1	2807	Mr.Un1k0d3r
Headache	1	3622	Mr.Un1k0d3r
Security thru obscurity!	2	975	Mr.Un1k0d3r
PHP Fairy	2	891	nic-Lovin
XSS Challenge 2	2	497	Mr.Un1k0d3r
XSS Challenge 1	2	513	Mr.Un1k0d3r
Admin Portal	2	1157	Mr.Un1k0d3r
Password reset	2	963	Mr.Un1k0d3r
Malicious upload	2	578	Mr.Un1k0d3r
Captcha I	2	549	SynneR
Unreadable captcha	2	395	SynneR
Password reset reloaded	3	350	Mr.Un1k0d3r
PHP feature or 0day?	3	439	Mr.Un1k0d3r
Serial killer!	3	448	Mr.Un1k0d3r
JWT pitfall 1	3	61	Mr.Un1k0d3r
REST in peace	3	208	GoSec CTF 2014
Captcha IV	3	34	FadedForEver
NeuroSoft: Observation Unit Center	3	53	NSEC 2019 (ldionmarcil)
Beyond Reality Part 1	3	48	NSEC 2019 (ldionmarcil)
XSS Challenge 3	3	199	Mr.Un1k0d3r
XSS Challenge 4	3	212	Mr.Un1k0d3r
Facebook will never forget this one	3	220	Mr.Un1k0d3r
UploadStar	3	43	nopernik
Gift as a Service Part 1	3	53	H0H0H0 Day (R0 team)
Looking for the flag?	3	719	Mr.Un1k0d3r
Captcha III	4	53	mbergeron
Propaganda mail	4	235	NSEC 2015
Captcha II	4	140	SynneR
Read the unreadable	5	113	Mr.Un1k0d3r
Freedom Firewall	5	122	NSEC 2015
Timesheet As a Service	5	32	Mr.Un1k0d3r
Password Reset As a Service	5	60	Mr.Un1k0d3r
UploadStar Reloaded	5	27	nopernik
Super Lottery	5	79	davidlebr1
Beyond Reality Part 2	5	31	NSEC 2019 (ldionmarcil)
The archive	5	25	NSEC 2019 (HoLyVieR)
Lost API	5	35	NSEC 2019 (HoLyVieR)
PHP feature or 0day reloaded?	6	73	Mr.Un1k0d3r
I hate this one	6	220	Mr.Un1k0d3r
XSS Challenge 5	6	127	Mr.Un1k0d3r
Serial killer part 2	6	46	HoLyVieR
Orao's factory	6	115	NSEC 2015
Ping It!	7	33	mnadeau
Super Lottery Reloaded	7	29	davidlebr1 Feat mbergeron
XPATH of hell!	7	133	Francois L. Feat Mr.Un1k0d3r
Secure Mail	8	79	GoSec CTF 2014
Looking for god in your life?	8	63	NSEC 2015
Lotto 8/33	11	7	fishinspace

Flag statistics (182047 submitted so far)

Number of points	Number of validation	Number of points	Number of validation
18 points	10	15 points	17
14 points	68	13 points	49
12 points	152	11 points	47
10 points	317	9 points	187
8 points	1018	7 points	2357
6 points	4860	5 points	5011
4 points	10875	3 points	21622
2 points	59241	1 points	76216

close Intercepting SSL Traffic on RingZer0ctf.com

If you are using Burpsuite as your proxy, you may experiment some issue regarding interception. If you got the following error unrecognized_name here is the solution. Go to the main tab on your Burp then click on options you should now see the SSL tab. In the SSL Negociation section, check "Disable Java SNI extension (requires restart)" Restart your Burp instance and you are good to go.