Install on CentOS6:

Required packages:

yum install -y fuse-2.8.3-5.el6.x86_64 
yum install -y fuse-libs.x86_64
yum install -y fuse-devel.x86_64

usermod -a -G fuse <your_user>

yum install -y git
yum install -y cmake

yum install -y boost-serialization.x86_64
yum install -y openssl-devel.x86_64
yum install -y rlog-devel.x86_64
yum install -y tinyxml2-devel.x86_64 
yum install -y gettext-devel.x86_64

yum install -y centos-release-scl
yum install -y devtoolset-3-gcc-c++ -y

Compile:

scl enable devtoolset-3 bash

git clone https://github.com/vgough/encfs

cd encfs
mkdir build
cd build
cmake ..
make
make test
make install
make package

mkdir ~/test
mkdir ~/Private

Test:

encfs ~/Private ~/test
echo testing > ~/test/testfile

fusermount -u ~/test