Sign in
Create account
Share this profile
Marc_C_Johnson
Marc C. Johnson is a security consultant, writer, and former CIA case officer. His Twitter handle is @blogguero.
Copy link
Facebook
Email
Note
Other
Marc_C_Johnson
Marc C. Johnson is a security consultant, writer, and former CIA case officer. His Twitter handle is @blogguero.
See subscribers
Follow
Activity
Posts
Likes
Reads
Marc_C_Johnson doesn’t have any subscriptions to show.
Visit Explore to find something to read.
Explore
Get app
This site requires JavaScript to run correctly. Please
turn on JavaScript
or unblock scripts