Eidws Mixed Bag #3A

Front 1

ARPNET

Back 1

1968 - First operational packet-switching network
1970 - Fives Nodes: UCLA, Stanford, UC Santa Barbara, U of Utah, BBN (Bolt, Bernnek and Newman).

Front 2

First Chief Intelligence Officer (CIO/DNI)

Back 2

LT Theodorus Bailey Mysers Mason
1882-1885

Front 3

5-Step OPSEC Process

Back 3

Identify critical information
Analyze the threat
Analyze the vulnerabilities
Assess the risk
Apply OPSEC measures
(IAx4)

Front 4

HUMINT

Back 4

Human INTEL Intelligence/information provided by human sources.

Front 5

OSINT

Back 5

Open Source INTEL
Information from publicly available sources/ analzying it to produce actionable intelligence.

Front 6

SIGINT

Back 6

Signals INTEL
Gathered by interception of signals involving COMINT, ELINT, or both.

Front 7

IMINT

Back 7

Imagery INTEL
Derived through the collection or analysis of imagery or collateral materials.

Front 8

MASINT

Back 8

Measurement and Signature INTEL
Derived intelligence that, when processed by a dedicated system, results in intelligence that describes the signature of a target.

Front 9

COMINT

Back 9

Communication INTEL
Sub-category of SIGINT, derived from the interception of foreign comms.

Front 10

FISINT

Back 10

Foreign Instrumentation Signals INTEL
Derivied from electromagnetic emissions associated with the testing and operational deployment of foreign aerospace, surface, and subsurface systems.

Front 11

ACINT

Back 11

Acoustic INTEL
Derived from the collection and processing of acoustic phenomena.

Front 12

Multiplexing

Back 12

A process whereby multiple signals or data streams are combined into one signal over a shared medium.

Front 13

Refraction

Back 13

The bending of waves as they enter from one medium to another, or a different density.

Front 14

Modulation/demodulation

Back 14

The placement of intelligence onto a carrier signal.
"Digital to Analog"

Front 15

Azimuth & Elevation

Back 15

Azimuth: horizontal angle measured clockwise from a north baseline.
Elevation: an angular height of the sun in the sky measured from the horizontal.*

Front 16

Wind Speed

Back 16

Average rate of air motion.

Front 17

Extreme Temperatures

Back 17

Green Flag: 80-84.9 F
Yellow Flag: 85-87.9 F
Red Flag: 88-89.9 F
Black Flag: 90+ F

Front 18

Low Earth Orbit (LEO)

Back 18

An orbit within the locus extending from the earth's surface up to an altitude of 2000 km.

Front 19

Medium Earth Orbit (MEO)

Back 19

The region of space around the Earth above low Earth orbit and below geostationary orbit.
Sometimes called Intermediate Circular Orbit (ICO)

Front 20

Highly Elliptical Orbit (HEO)

Back 20

Elliptic orbit characterized by a relatively low altitude perigee and an extremely high altitude apogee.

Front 21

Geo-synchronous Orbit

Back 21

Orbit around a planet or moon with an orbital period that matches the planet or moon's sidereal rotation period

Front 22

Polar Orbit

Back 22

Orbit in which a satellite passes above or nearly above both poles of the body being orbited on each revolution.