Habr
β
How to become an author
My feed
All streams
Development
Admin
Design
Management
Marketing
PopSci
Search
Write a publication
Settings
Login
Pull to refresh
22
0
Sergey G
@serezhka79
User
Follow
Send message
Profile
Publications
1
Comments
10
Bookmarks
2
More
Dropdown
Followers
1
Following
Badges
Habred
Invited
November 24 2011
by invitation from UFO
Belongs to hubs
Information Security
Information
Rating
Does not participate
Location
San Francisco, California, США
Date of birth
May 1 1979
Registered
November 18 2011
Activity
January 11 2017 at 01:23